Grapefruit Rosemary Olive Oil Cake

Ingredients

• 1 small grapefruit
• 2 1/2 cups sugar
• 3 cups all-purpose flour
• 2 teaspoon baking powder
• 1 teaspoon baking soda
• 1 teaspoon salt
• 2–3 tablespoon chopped fresh rosemary
• 4 eggs, at room temperature
• 6 tablespoon extra virgin olive oil
• Confectioners’ sugar

Preparation

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