Green Chili with Pork

Ingredients:

 1/2 cup olive oil
2 large onions, chopped
8 garlic cloves, minced
8 jalapeno peppers, minced
3 carrots, peeled and cut crosswise into 1/2 inch pieces
1 1/2 tbs oregano
3 LB boneless pork shoulder, cut into 1/2 inch cubes
2 cans chicken broth
1 large can Italian plum tomatoes drained
1 potato, peeled and grated