Sponge cake Magic flower | The Happy Chef

Ingredients

• 150 g butter or margarine
• 1 and 1/2 cup sugar
• 2 eggs
• 2 cup yogurt (400 g)
• 1 tsp bicarbonate of soda
• 1 vanilla
• 3 1/2 - 4 cups flour (450-500 g)
• 1-2 tbsp cocoa