Keto Birthday Cake

Name: Keto Birthday Cake
Ingredients: 2 cups almond flour; 2/3 cup coconut flour; 1/2 cup cocoa powder; 1 1/2 cups powdered sweetener (swerve, monk fruit, lakanto, allulose, or erythritol); 1 1/2 tablespoons baking powder; 1/2 teaspoon baking soda; 1 teaspoon salt; 2/3 cup grapessed oil (or avocado); 1/2 cup Greek yogurt; 6 eggs; 1 cup non-dairy milk (unsweetened); 1 teaspoon liquid hazelnut stevia; 1 teaspoon coffee extract; Optional: 2 cups keto-friendly frosting; Optional: 1/4 cup of keto-friendly chocolate shaves