01 -
Preheat oven to 375°F. Line a baking sheet with heavy-duty aluminum foil and spray with nonstick cooking spray. Arrange frozen fries in a single layer on the sheet. Season evenly with kosher salt and cracked black pepper. Bake for 20-25 minutes until cooked through but not soggy, watching closely due to oven variations.
02 -
In a 4-5 quart stockpot or 10-12 inch nonstick skillet over medium-high heat, brown ground beef with chopped onions, stirring frequently until no longer pink, about 5-7 minutes. Drain excess liquid carefully.
03 -
Reduce heat to medium and stir in cream of mushroom soup, cheddar cheese soup, half and half, and Worcestershire sauce. Cook, stirring constantly, for 2 minutes. Remove from heat.
04 -
Spray a 9x13 inch baking dish with nonstick cooking spray. Evenly spread the beef and sauce mixture into the dish and top with 1 cup of shredded cheddar cheese. Remove fries from oven and layer them evenly over the cheese. Sprinkle the remaining 2 cups of shredded cheddar cheese on top.
05 -
Bake the assembled dish for 18-20 minutes until the cheese melts and the beef layer bubbles. Serve hot.