Pineapple Upside-Down Muffin Cakes | Reader's Digest Canada

Ingredients

• 1/3 cup packed brown sugar
• 2 tbsp Melted butter
• 3 small cans pineapple slices
• 1/3 cup butter (softened)
• 1/2 cup sugar
• 1 large egg
• 1/2 tsp vanilla extract
• 1 cup all-purpose flour
• 1 tsp baking powder
• 1/4 tsp baking soda
• 1/4 tsp salt
• 1/2 cup vanilla Greek yogurt
• 1/4 cup fat-free milk