Stuffed Zucchini Andalouse (Zucchini Ham Beef)

6 zucchini -- small

2 tablespoons onion chopped

3 tablespoons mushrooms chopped

3 tablespoons green pepper chopped

1/3 cup tomato chopped

1/4 cup ham cooked chopped

1/2 teaspoon garlic minced

1/2 cup beef cooked chopped

1 1/3 cups bread crumbs soft

lightly piled

1/2 clove garlic chopped

2 tablespoons broth if needed

1/8 teaspoon salt

1/8 teaspoon black pepper