Rhubarb Meringue Squares Recipe

Ingredients

• 1/4 cup butter
• 1/4 cup white sugar
• 1 egg
• 1 teaspoon vanilla extract
• 1 1/4 cups all-purpose flour
• 1 teaspoon baking powder
• 1/4 teaspoon salt
• 3 cups chopped fresh rhubarb
• 1/2 cup white sugar
• 3 tablespoons water
• 1/2 teaspoon ground cinnamon
• 3 tablespoons cornstarch
• 2 egg whites
• 1/4 cup flaked coconut