Go Back
tater tot hotdish recipe

Tater Tot Hotdish with Ground Beef

This tater tot hotdish is rich and hearty, with a creamy beef and mushroom filling layered under crispy, golden tater tots. Parmesan adds savory depth while peas and corn bring a touch of sweetness.
Print Pin
Prep Time: 15 minutes
Cook Time: 1 hour 5 minutes
Cooling: 15 minutes
Total Time: 1 hour 35 minutes

Ingredients

  • 1½  lb 85 percent lean ground beef
  • 1  lb white mushrooms trimmed and thinly sliced (about 4 cups)
  • 1 medium yellow onion finely chopped (about 1½ cups)
  • 4 garlic cloves minced (about 1 Tbsp)
  • 1  Tbsp minced fresh thyme
  • 1  tsp kosher salt or ½ tsp table salt
  • ½  tsp freshly ground black pepper
  • 3  Tbsp all‑purpose flour
  • 1½  cups whole milk
  • 1½  cups low‑sodium chicken broth
  • 3  oz finely grated Parmesan cheese about 1½ cups
  • 1  cup frozen peas
  • 1  cup frozen corn
  • 1 2 lb bag frozen tater tots

Instructions

  • Preheat to 450°F; cook beef, mushrooms, onion, garlic, thyme, salt, and pepper until liquid evaporates, 25–28 min.
  • Stir in flour; cook 1 min.
  • Add milk and broth; simmer 3 min; stir in Parmesan; transfer to baking dish.
  • Top with peas, corn, and tater tots; bake 35–38 min until golden and bubbly; cool 15 min.
  • For make‑ahead, cook filling, cool, refrigerate up to 24 hr; then bake with toppings as directed.