71-Calorie Chocolate Protein Cake

High-protein, low-calorie chocolate cake perfect for meal prep. Each slice has 71 calories and 10g protein. Stores for 5 days in fridge or 3 months in freezer.

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Step 1

Preheat oven to 175°C (350°F). Line a 9x13 inch pan with parchment paper.

Step 2

Blend oats into fine flour and weigh exactly 200g.

Step 3

Whisk 480g yogurt and 200g eggs until smooth (2 mins). Add 5g vanilla.

Step 4

Dissolve 4g coffee in 1 tbsp hot water, then stir into the wet mix.

Step 5

Add oat flour, 200g protein powder, 80g cocoa, 12g baking powder, and salt. Mix gently until just combined.

Step 6

Gradually whisk in 240g coconut milk until batter is pourable like thick pancake batter.

Step 7

(Optional) Taste batter; whisk in honey if too bitter.

Step 8

Pour into the pan, spread evenly, and bake 30-35 mins until the toothpick comes out clean.

Step 9

Cool completely in pan for 45 mins before slicing into 32 pieces.