Ingredients

  • 6 potatoes, cut into 1/2-inch cubes
  • 2 tablespoons olive oil, or to taste
  • 1 cup grated Parmesan cheese
  • 2 cloves garlic, chopped, divided
  • 2 tablespoons butter
  • salt and ground black pepper to taste
  • 1 pinch garlic and herb seasoning blend (such as Mrs. Dash(R))
  • 12 large mushrooms, quartered
  • 3 Roma tomatoes, diced
  • 1 green bell pepper, cut into large chunks
  • 1 slice onion (optional)

Method

  • Preheat oven to 450 degrees F (230 degrees C). Grease a 10x15-inch glass baking dish.
  • Spread potatoes into the baking dish; drizzle olive oil on top. Sprinkle Parmesan cheese and 1 garlic clove over potatoes.
  • Roast in the preheated oven for 25 minutes.
  • Melt butter in a large skillet over low heat; season with 1 garlic clove, salt, pepper, and garlic-herb seasoning. Add mushrooms, tomatoes, bell pepper, and onion. Cook and stir until softened, about 5 minutes.
  • Remove baking dish from the oven. Flip potatoes and stir in mushroom mixture.
  • Return baking dish to the oven; continue roasting until potatoes are slightly browned, about 15 minutes more.