Directions Heat Oven To 400F Grease Pie Plate Cook And Stir Beef And Onion Until Beef Is Brown; Drain. Stir In Seasoning Mix Spread In Plate; Sprinkle With Chilies. Beat Milk, Baking Mix And Eggs Until Smooth, 15 Seconds In Blender On High Or 1 Minute With Hand Beater. Pour Into Plate. Bake 25 Min. Top With Diced Tomatoes; Sprinkle With Cheese. Bake Until Knife Inserted Between Center And Edge Comes Out Clean. 8 ~10 Min. Cool 5 Minutes. Serve With Sour Cream, Lettuce, Tomatoes, And Cheese, If Desired.