Gingerbread Meringue Bars - Grandma's® Molasses

Ingredients

• 1 ½ C. + 2 Tbsp. all-purpose flour
• 1 tsp. Clabber Girl® Baking Powder
• ¼ tsp. Clabber Girl® Baking Soda
• 2 tsp. Spice Islands® Ground Saigon Cinnamon
• 2 tsp. Spice Islands® Ground Ginger
• 1 tsp. Spice Islands® Ground Cloves
• ¼ tsp. salt
• ¼ C. butter, softened
• 1 C. Grandma’s® Original Molasses
• 2 egg yolks
• 1 whole egg
• 2 Tbsp. milk
• 1 tsp. Spice Islands® Pure Vanilla Extract
• ½ C. chopped walnuts
• ½ C. white chocolate chips
• 4 egg whites, room temperature
• ¼ tsp. Spice Islands® Cream of Tartar
• ½ C. light brown sugar