Coffee & Chocolate Marbled Muffins

• 1 Egg
• 70 grams Sugar
• 55 grams Milk
• 1 tbsp Instant coffee
• 110 grams Cake flour
• 3 grams Baking powder
• 30 grams Butter
• 30 grams Vegetable oil
• 1 tsp Cocoa powder
• 1 tsp Black cocoa powder

1. Add the butter and sugar into a bowl, and mix until the mixture becomes white.
2. (If they are not blending well together, add the oil little by little.)
3. Add the egg and oil together and whisk.
4. Pour the milk into a mug, and lightly microwave to warm.
5. Add the instant coffee and dissolve.
6. Combine the ingredients and sift.
7. Alternately add the sifted ingredients and Step 3 into the bowl, and mix.
8. The coffee batter is ready.
9. First use about 1/2 of it.
10. (Just approximate; there's no need to measure it out.)
11. Fill the cups with 1/2 of the batter until about 1/3 full.
12. Sift the cocoa powder with a tea strainer into the remaining batter, and mix.
13. Pour this batter on top of the coffee batter.
14. Make 3-4 big swirls with a bamboo skewer or a spoon to make a marbled pattern.
15. Bake in the oven for about 25 minutes at 170C.
16. And you're done.
17. The aromatic smell of coffee is amazing.

egg, sugar, milk, coffee, flour, baking powder, butter, vegetable oil, cocoa, black cocoa

Taken from cookpad.com/us/recipes/171015-coffee-chocolate-marbled-muffins (may not work)