Oven-Baked Beef & Biscuit Casserole with Caramelized Onions
Ready to Cook

Oven-Baked Beef & Biscuit Casserole

with Caramelized Onions

35 MIN
4 Servings
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From the Test Kitchen

Featuring pre-chopped ingredients and a recyclable baking tin, our Ready to Cook recipes make prep and cleaning a breeze. Just assemble, bake, and enjoy! For this hearty casserole, we're combining seasoned ground beef, caramelized onions, and tomatoes with umami-rich worcestershire sauce, before baking it all underneath a layer of comforting, flaky biscuits.
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  • Nutrition
    PER SERVING
  • Calories
    680 Cals (est.)
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fresh
ingredients
Oven-Baked Beef & Biscuit Casserole with Caramelized Onions
Title
  • 18 oz Ground Beef
  • ¾ cup Mirepoix
  • ¼ cup Tomato Paste
  • ¼ cup Vegetarian Worcestershire Sauce
  • ½ lb Grape Tomatoes
  • 6 oz Caramelized Onions & Garlic
  • 1 cup Biscuit Mix
  • ½ cup Sour Cream
  • 1 tsp Whole Dried Oregano
  • ½ cup Cream
  • 2 Single-Use Aluminum Trays
step-by-step
instructions
Cook Along Triangle Created with Sketch.
Prepare the ingredients & make the base
1 Prepare the ingredients & make the base

Place an oven rack in the center of the oven; preheat to 450°F. Wash and dry the tomatoes. Between the trays, evenly divide the tomatoes, tomato paste, heavy cream, worcestershire sauce, mirepoix, and caramelized onions (or combine all of these ingredients in the baking dish). Add 2 tablespoons of water to each tray (or add 2 tablespoons of water to the baking dish). Season with salt and pepper; stir to thoroughly combine.

Add the beef & start the trays
2 Add the beef & start the trays

Add the beef in an even layer (tearing into bite-sized pieces before adding). Season with salt and pepper. Tightly cover with foil and bake 10 minutes (or 15 minutes if using a baking dish). Leaving the oven on, remove from the oven. Carefully remove and discard the foil. Stir to combine.

Make the biscuits & serve your dish
3 Make the biscuits & serve your dish

Meanwhile, in a bowl, combine the biscuit mix, sour cream, oregano, and 1/4 cup of water; season with salt and pepper. Gently stir until just combined (be careful not to overmix). Top the partially baked base with 12 equal-sized dollops of the biscuit batter. Return to the oven and bake, uncovered, 14 to 16 minutes, or until the biscuits are lightly browned and set and the beef is cooked through. Remove from the oven. Enjoy!

Tips from Home Chefs

Oven-Baked Beef & Biscuit Casserole

Prepare the ingredients & make the base
1 Prepare the ingredients & make the base

Place an oven rack in the center of the oven; preheat to 450°F. Wash and dry the tomatoes. Between the trays, evenly divide the tomatoes, tomato paste, heavy cream, worcestershire sauce, mirepoix, and caramelized onions (or combine all of these ingredients in the baking dish). Add 2 tablespoons of water to each tray (or add 2 tablespoons of water to the baking dish). Season with salt and pepper; stir to thoroughly combine.

2 Add the beef & start the trays

Add the beef in an even layer (tearing into bite-sized pieces before adding). Season with salt and pepper. Tightly cover with foil and bake 10 minutes (or 15 minutes if using a baking dish). Leaving the oven on, remove from the oven. Carefully remove and discard the foil. Stir to combine.

Add the beef & start the trays
Make the biscuits & serve your dish
3 Make the biscuits & serve your dish

Meanwhile, in a bowl, combine the biscuit mix, sour cream, oregano, and 1/4 cup of water; season with salt and pepper. Gently stir until just combined (be careful not to overmix). Top the partially baked base with 12 equal-sized dollops of the biscuit batter. Return to the oven and bake, uncovered, 14 to 16 minutes, or until the biscuits are lightly browned and set and the beef is cooked through. Remove from the oven. Enjoy!

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