2 c. meat, cooked & cut up
1 (4 1/2 oz.) jar mushrooms, drained
1/2 c. onions, chopped
1/2 tsp. salt
1 c. Swiss cheese, shredded
1 1/2 c. milk
3/4 c. Bisquick
3 eggs

Heat oven to 400 degrees. Spray casserole with Pam. Layer first 5 ingredients. Beat last 3 ingredients until smooth. Pour into dish. Bake until knife inserted in center comes out clean, 30 to 35 minutes. Cool 5 minutes. Serve.