THE FIGHT LIFELIBRARY
03
NO 01THE FUEL / COOKED, NOT ORDERED

Sweet Potato Protein Brownies

Fudgy squares built on mashed sweet potato, cocoa, and whey. Something sweet after dinner that still fits the day's numbers. One pan, nine squares, 45 minutes plus cooling.

THEFIGHTLIFE
Meal
snack
Time
45 min
Difficulty
easy
Protein
9 g
Calories
140
Added
Sep 29, 2026

Why it’s here

The sweet tooth doesn’t take camp off. Sweet potato does the job butter and most of the sugar normally do, so you get a dense, fudgy square for 140 calories instead of a bakery brownie at three times that. They’re not health food. They’re a better trade.

Makes 9 squares (one 8×8 pan). One serving = 1 square.

Ingredients

  • 1 cup mashed cooked sweet potato (about 250 g, roughly 1 large potato)
  • 2 large eggs
  • 2 scoops chocolate whey protein (60 g)
  • 1/2 cup rolled oats, blended into flour (40 g)
  • 1/3 cup unsweetened cocoa powder (28 g)
  • 1/4 cup maple syrup
  • 1/4 cup unsweetened almond milk
  • 1 tsp baking powder
  • 1 tsp vanilla extract
  • Pinch of salt
  • 1/4 cup semisweet chocolate chips (42 g)

Method

  1. Heat the oven to 350°F. Line an 8×8 pan with parchment.
  2. Bake or microwave the sweet potato until soft (microwave: poke it, 6–8 minutes). Scoop out the flesh and mash it smooth.
  3. Whisk the sweet potato, eggs, maple syrup, almond milk, and vanilla until there are no lumps.
  4. Add the oat flour, protein powder, cocoa, baking powder, and salt. Stir just until it comes together. The batter is thick. That’s right.
  5. Fold in most of the chips, spread into the pan, and scatter the rest on top.
  6. Bake 22–25 minutes, until the center is set and a toothpick comes out with moist crumbs, not wet batter.
  7. Cool completely in the pan before cutting into 9. Warm, they fall apart. Cold, they hold.

Macros per serving

Per square: 1 of 9
Calories 140
Protein 9 g
Carbs 21 g
Fat 4 g

Worked out from the ingredient weights above using standard USDA values. The protein powder is figured at 120 calories and 24 g protein per 30 g scoop. Check your tub’s label and adjust.

Notes

  • Don’t overbake. Whey dries out fast. Pull them when the center just stops jiggling.
  • Storage: airtight in the fridge for 5 days. They taste better cold on day two.
  • Freezer: wrap squares individually and freeze up to 2 months. One goes in the shift bag frozen and it’s thawed by the afternoon.
  • Want more protein per square? Cut the pan into 6 instead of 9: about 210 calories and 13 g protein each.
Taggedsweet-potatobakingsnackmeal-prepsweet-tooth
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