Excellent Hamburger Soup

Ingredients

• 1 lb (.5 kg). lean ground beef/(ground pork-optional)
• 2 large potatoes, cut into 1/2 inch cubes
• 2 cups (475 ml) frozen corn
• 1 14 oz (392 grm). can Mexican Style Tomatoes (Italian Style-Opptional)
• 2 tbsp (30 ml) tomatoe paste
• 3 cloves minced garlic
• 1 medium onion, diced
• 1 tsp (5 ml) oregano
• 3/4 tsp (4 ml) cumin
• water or chicken or beef broth to cover
• salt and pepper to tase
• tortillas
• refried beans, optional