Heat oven to 400. Grease pie plate, 10 x 1 1/2". Sprinkle ham* which has been diced, 1 c. of cheese, asparagus and onions in plate. Beat milk, eggs, baking mix, salt and pepper until smooth, 15 sec. in blender on high or 1 min. with hand beater. Pour into plate. Bake until knife inserted in center comes out clean, 40-45 minutes; sprinkle with 1/2 c. cheese. Cool 5 min. 6-8 servings. (1 pkg. frozen asparagus, thawed and well drained may be substituted for the fresh asparagus) FOR 3-4 SERVINGS: Prepare as directed except-grease pie plate, 8 x 1 1/4" Divide amts. of all ingred. except baking mix and eggs into halves. Use 1/2 c. baking mix and 2 eggs. Bake 35-40 min.