How to make a Marble Cake with Video Instructions, Chocolate Marble Cake Recipe

Ingredients

• 2 1/4 cups (270 g) cake flour
• 2 tsp. baking powder
• 1/2 tsp. baking soda
• 1/4 tsp. salt
• 2 oz. (55 g) bittersweet chocolate
• 1 tbsp. honey
• 1/4 cup (55 g) butter
• 1/4 cup (55 g) vegetable oil
• 1 cup (200 g) granular sugar
• 2 tsp. vanilla extract
• 1 cup (240 cc) sour cream or plain yogurt
• 3 tbsp. hot water
• 2 tsp. instant coffee
• some powdered sugar