Scalloped Potato Roll Lena A wonderful meal of spinach, minced meat, and potatoes with ricotta cheese. This method of preparation requires a little more time, but it pays off is a phenomenal meal and juicy. Follow recipe. Ingredients: medium, total time: 90 min, 6 serving 6 potatoes/ peeled 2 cups grated Parmesan cheese/ divided 3 teaspoons salt/ divided 4 Tablespoons olive oil/ divided 1 sweet onion/ finely chopped-diced 1 kg of ground beef meat Tomato cut into cubes/ weighi