Foryoueats: 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 diced
• 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)