1Clean and cut the potatoes in quarters. Add onion slices, garlic slices, mustard, salt and pepper as needed, oregano as needed, lemon juice, olive oil.
2Mix very well. Add 1-2 cups of water and bake at 400F for about 40-50 minutes.
3Into a large bowl, add 2lbs ground meat (beef and pork).
4Add salt, pepper, oregano (as needed), 1 diced onion, 3 diced garlic cloves, 1 handful parsley, a few drizzle of olive oil.
5Knead very well, shape the preferred size, and place them over the potatoes.
6Keep baking same temperature for 30 more minutes.