Tasty Tater Tot Casserole

Ingredients

• 1 1/2 to 2 pounds ground beef
• 1/2 teaspoon salt
• 1/2 teaspoon black pepper
• 2 tablespoons butter
• 1 medium white onion (chopped)
• 1/2 cup all-purpose flour
• 1 cup beef broth
• 1/2 cup milk
• 1/4 cup Worcestershire sauce
• 1 can (14.5 ounces corn, drained)
• 1 can (14.5 ounces green beans, drained)
• 32 ounces frozen tater tots
• 2 cups cheddar cheese (shredded, for topping)