20 Budget Lunch Ideas for Work That Won’t Wreck Your Wallet

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For a solid year I was buying lunch out almost every single day at the little sandwich place near my old office, and I did the math on that recently. I will not repeat the number here. I am too embarrassed.

So here are twenty budget lunch ideas for work that keep me full, keep my card balance intact, and mostly do not require a grocery run every single week.

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20 Lunches That Won’t Cost You Much

1. Rice and Beans

bowl of rice and black beans with lime and avocado
Photo by RDNE Stock project via Pexels
  • Costs pennies per serving
  • 10 min
  • 4 servings
  • freezes well

You need: rice, black beans, lime

This is the one I go back to when my bank app starts giving me looks. Rice, canned beans, a squeeze of lime, maybe some hot sauce if I have it.

My mom used to make a version of this on Thursdays before payday and I never once complained.

2. Peanut Butter Banana Toast

toast topped with peanut butter and banana slices
Photo by onelittleproject.com
  • One of the true lunch under 5 dollars ideas
  • 5 min
  • 1 serving

You need: bread, peanut butter, banana

I know this sounds more like breakfast. It is also a completely legitimate desk lunch when I forgot to plan anything and the vending machine is looking too tempting.

3. Egg Fried Rice From Leftover Rice

fried rice with egg and scallions in a pan
Photo by Nano Erdozain via Pexels
  • Uses what is already there
  • 15 min
  • 2 servings

You need: leftover rice, eggs, soy sauce

This one is basically the best of the leftover lunch ideas work has to offer, because it saves rice that would otherwise go stiff in the fridge and get thrown out on Sunday.

4. Lentil Soup From the Pantry

bowl of lentil soup with a spoon
Photo by Mikhail Nilov via Pexels
  • Costs almost nothing per bowl
  • 10 min prep
  • 30 min cook
  • freezes well

You need: lentils, carrots, canned tomatoes

Lentils are dirt cheap and this soup makes a huge pot for very little money.

I freeze half of it in an old yogurt tub, which is not glamorous but it works.

See the Recipe

5. Tuna Sandwich, the Boring Reliable One

tuna salad sandwich on wheat bread
Photo by Ketut Subiyanto via Pexels
  • Barely any cleanup
  • 5 min
  • 1 serving

You need: canned tuna, mayo, bread

Nobody is impressed by a tuna sandwich. I am not trying to impress anyone at my desk at noon.

This is one of the cheapest things I make and I do not feel bad eating it three days a week.

6. Baked Potato Bar, Solo Edition

baked potato split open with cheese and toppings
Photo by Christian Schröter via Pexels
  • Filling for very little cost
  • 45 min bake
  • 1 serving

You need: potato, cheese, sour cream

A big potato, some shredded cheese, whatever else is hanging around. I microwave mine because I refuse to heat my entire oven for one potato on a Tuesday.

7. Chickpea Salad Sandwich

mashed chickpea salad on bread with lettuce
Photo by livingthegourmet.com
  • Vegetarian and filling
  • 10 min
  • 2 servings

You need: canned chickpeas, mayo, celery

Mash chickpeas with a fork, add mayo and mustard, treat it exactly like egg salad. Tessa introduced me to this and I was skeptical at first, but it holds up in the fridge better than actual egg salad does.

8. Vegetable Fried Noodles

stir fried noodles with mixed vegetables
Photo by Engin Akyurt via Pexels
  • Clears out the crisper drawer
  • 15 min
  • 2 servings

You need: noodles, frozen vegetables, soy sauce

Whatever vegetables are wilting slightly in my fridge go into this. Frozen mixed vegetables work just as well and honestly cost less, so I do not feel guilty using them instead of fresh.

9. Big Batch Vegetable Chili

vegetarian chili in a pot with beans and peppers
Photo by Nano Erdozain via Pexels
  • Feeds you for days
  • 15 min prep
  • 40 min cook
  • freezes 3 months

You need: beans, canned tomatoes, chili powder

This is one of my go-to cheap meal prep lunches because a single pot lasts me most of the week and gets better by day three. My neighbor Marlene doubles her batch every time and freezes half without even thinking about it anymore.

See the Recipe

10. Leftover Roast Chicken Wrap

chicken wrap sliced in half on a plate
Photo by Kritsana (Kid) Takhai via Pexels
  • Turns Sunday dinner into Monday lunch
  • 5 min
  • 1 serving

You need: leftover chicken, tortilla, lettuce

Whatever chicken is left from a weekend roast goes straight into a tortilla the next day. I do not even measure anything, I just grab and roll.

11. Pasta With Garlic and Olive Oil

simple pasta tossed with garlic and parsley
Photo by Towfiqu barbhuiya via Pexels
  • Four ingredients, genuinely good
  • 15 min
  • 2 servings

You need: pasta, garlic, olive oil

This is embarrassingly simple and I still make it. Garlic, olive oil, a little parmesan if it exists in my fridge that week, and pasta. That’s it, that’s the idea.

12. Oatmeal, But Savory

savory oats topped with a fried egg
Photo by fajar ilham via Pexels
  • Cheaper than it sounds
  • 10 min
  • 1 serving

You need: oats, egg, soy sauce

Plain oats cooked in broth instead of water, topped with a fried egg. I was doubtful the first time and now I make it whenever I am low on groceries and payday is still a few days off.

13. Pantry Pasta Salad

cold pasta salad with olives and canned corn
Photo by Nadin Sh via Pexels
  • No fresh shopping needed
  • 15 min
  • 4 servings

You need: pasta, canned corn, olives

Whatever cans I have get thrown into cooked pasta with a little dressing. This is one of my favorite pantry lunch ideas when the fridge is basically empty and I am too tired to go to the store after work.

14. Grilled Cheese and Canned Tomato Soup

grilled cheese sandwich next to a bowl of tomato soup
Photo by Karolina Grabowska www.kaboompics.com via Pexels
  • Comfort food for cheap
  • 10 min
  • 1 serving

You need: bread, cheese, canned tomato soup

This one is nostalgic more than practical, honestly. My mom made this constantly growing up and I still reach for it when I want lunch to feel like a small hug.

15. Fried Rice With Leftover Vegetables and an Egg

fried rice with scrambled egg and mixed vegetables
Photo by Karen Laårk Boshoff via Pexels
  • Almost zero food waste
  • 15 min
  • 2 servings

You need: rice, egg, leftover vegetables

Similar to entry three but with whatever vegetable scraps are sitting in my crisper. I keep a small container in the fridge specifically for odds and ends destined for this dish.

16. Bean and Cheese Quesadilla

quesadilla cut into wedges with beans and cheese
Photo by Vanessa Loring via Pexels
  • Ten minutes, almost no dishes
  • 10 min
  • 1 serving

You need: tortilla, canned beans, cheese

I make this so often that I have started buying tortillas two packs at a time. Beans, cheese, a hot pan, done.

17. Overnight Oats With Peanut Butter

mason jar of overnight oats with peanut butter swirl
Photo by Pixabay via Pexels
  • Prepped the night before
  • 5 min prep
  • overnight set

You need: oats, milk, peanut butter

I mix this the night before and grab it on my way out the door. There is something satisfying about eating breakfast for lunch and calling it a system.

18. Rotisserie Chicken Rice Bowl

rice bowl topped with shredded chicken and vegetables
Photo by anourishingplate.com
  • One chicken, multiple lunches
  • 10 min assembly
  • 4 servings

You need: rotisserie chicken, rice, vegetables

One store-bought rotisserie chicken stretches across four lunches if I portion it out right away instead of picking at it all weekend. Tessa taught me this trick and I have not gone back to buying chicken breasts since.

19. Canned Soup Upgraded

canned soup dressed up with fresh herbs and beans
Photo by cottonbro studio via Pexels
  • Doctors up something basic
  • 10 min
  • 1 serving

You need: canned soup, extra beans, herbs

A plain can of soup with an extra can of beans dumped in and some fresh herbs on top stops tasting like a can of soup. Small effort, much better lunch.

20. PB&J, No Shame

peanut butter and jelly sandwich cut diagonally
Photo by Ketut Subiyanto via Pexels
  • The original cheap lunch
  • 5 min
  • 1 serving

You need: bread, peanut butter, jam

I’m not going to pretend I have moved past this one. Some weeks it is peanut butter and jelly four days running and that is fine. Nobody at my desk has ever judged me for it, or if they have, they kept it to themselves.

Just a little note - some of the links on here may be affiliate links, which means I might earn a small commission if you decide to shop through them (at no extra cost to you!). I only post content which I'm truly enthusiastic about and would suggest to others.

And as you know, I seriously love seeing your takes on the looks and ideas on here - that means the world to me! If you recreate something, please share it here in the comments or feel free to send me a pic. I'm always excited to meet y'all! ✨🤍

Xoxo Alice

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