Pepsi Cola Cake With Peanut Butter Frosting

• 2 eggs
• 1 1/2 miniature marshmallows
• 1 pepsi cola
• 1 peanut butter frosting rec pe
• 400 gr sugar
• 250 gr all purpose flour
• 220 gr butter
• 120 ml buttermilk
• 5 gr baking soda
• 4 gr unsweetened cocoa