tina's bodacious bouillabaisse

Ingredients

• 1 - fennel bulb thinly sliced
• 1 - large onion chopped
• 2 tablespoons oil
• 4 cloves garlic minced
• 1 pound red potatoes scrubbed and diced
• 1/3 cup fennel fronds chopped
• 1 - bay leaf
• 1/4 teaspoon saffron
• 1 1/2 tablespoons salt
• 1/2 teaspoon black pepper
• 9 cups fish stock
• 3 pounds fish (use various kinds) in 1 - 1 1/2 inch pieces
• 1 pound mussels scrubbed and debearded
• 1 pound shelled shrimp
• 2 - roma tomatoes seeded and chopped