Image of Grilled Mushrooms and Onions in Foil

Grilled Mushrooms and Onions in Foil

Prep Time: 10 min
Cook Time: 45 min

Ingredients

  • aluminum foil
  • 2 large white onions, sliced into 1/4-inch rings
  • 8 ounces baby bella mushrooms, sliced
  • 2 cloves garlic, thinly sliced
  • 4 tablespoons butter, cut into 4 pieces
  • 5 tablespoons steak seasoning (such as Dale's®)