Bamya(Meat and Okra Stew)

Ingredients

• 2 lbs. stewing lamb or beef, cut into one-inch cubes.
• 2 onion(s), finely chopped
• 2 cloves garlic, finely minced
• 1 teaspoon(s) ground cumin
• 1 teaspoon(s) ground coriander
• 1 cup(s) peeled, seeded and chopped tomatoes
• 3 tablespoon(s) tomato paste
• 1 cup(s) stock (beef) or water, or as needed
• 2 tablespoons chopped fresh mint (optional)
• salt and freshly ground pepper
• 1 1/2 lbs. okra
• juice of 1 lemon