A good way to use fresh Berries, bake the delicious Mixed Berry Crumble Bars, a wonderful Summer Dessert. Mixed Berry Crumble Bars Ingredients: Dough/Topping 3 cups Flour 1 cup Sugar 1/2 tsp Salt 1 tsp Baking Powder 1 tsp Nutmeg 1 Egg 1 tsp Vanilla 1 cup Butter, cold/cubed 1/4 cup Oats Filling: 4-1/2 cups mixed Berries (we used Strawberries/Blackberries) Zest of a Lemon 1/2 tsp Nutmeg 1/2 cup Sugar 5 tsp Cornstarch Combine Flour, Sugar, Salt, Baking Powder & Nutmeg. Whisk together Egg & Vanilla and add to Flour Mixture. Work in Butter until crumbly. Remove 1/3 of Dough for Topping, add Oats & set aside. Preheat Oven 350° F Line 9×13 pan with Parchment Paper, coat with Cooking Spray. Press in remaining Dough to form a Crust. Combine all Filling Ingredients and spread out Berry Mixture evenly over Crust. Sprinkle Crumble Topping over Berries. Bake 50 - 55 Minutes. Cool completely on Wire Rack. Refrigerate overnight, to make the cutting easier. Cut in 15 equal sized Mixed Berry Crumble Bars. Enjoy!