2 tablespoons vegetable oil
1 cup chopped onions
1 teaspoon chopped garlic
1 pound (500 grams) ground pork
2 hot Italian sausages, removed from casings, crumbled
1 teaspoon chopped fresh thyme
Salt and freshly ground pepper
1½ cups beef or chicken stock
1 tablespoon tomato paste
2 baked sweet potatoes, peeled and mashed
2 tablespoons butter
½ cup grated gouda or other melting cheese
Preheat oven to 350F.
Heat oil in skillet over medium heat. Add onions and sauté for 2 minutes or until onions are softened. Add garlic and toss with onions. Add pork and sausage meat and break up with a fork. Stir in thyme and season with salt and pepper
Add stock and tomato paste and bring to boil. Reduce heat to medium-low and simmer uncovered for 20 minutes or until meat is cooked. Taste for seasoning. Pile into an ovenproof gratin dish.
Beat the mashed sweet potatoes with butter and egg. Season well with salt and pepper. Spread on top of meat. Cover with grated gouda.
Bake 25 minutes or until mixture bubbles and sweet potatoes are slightly set.