Americana Casserole - cooking recipe

Ingredients

6 Tbsp. butter
1/2 c. chopped onion
1 lb. lean ground beef
1/4 c. flour
1/2 tsp. salt
dash of pepper
1 1/2 c. milk
1 1/2 c. shredded Cheddar cheese
1/2 tsp. Worcestershire sauce
1 (10 oz.) pkg. frozen peas and carrots
2 c. mashed or instant potatoes

Preparation

Melt 2 tablespoons butter.
Add onion and ground beef; saute until beef is thoroughly browned.
Drain off drippings.
Reserve meat mixture; set aside.
Melt remaining 1/4 cup butter over low heat.
Stir in flour, salt and pepper.
Cook until smooth, stirring constantly.
Remove from heat.
Gradually stir in milk. Bring to a boil over medium heat, stirring constantly.
Boil and stir 1 minute.
Add 1 cup cheese and Worcestershire sauce.
Add frozen vegetables and reserved meat mixture.
Turn into a 1 1/2-quart casserole; bake at 375\u00b0 for 25 minutes.