Killer Cajun Mussels

Name: Killer Cajun Mussels
Ingredients: 3 Tablespoons Butter; 1 stalk Celery Rib, Diced; ½ whole Onion, Diced; 2 cloves Garlic, Finely Minced; 1 whole Red Bell Pepper, Diced; 2 Tablespoons Tomato Paste; 1 teaspoon Kosher Or Sea Salt; 1 teaspoon Dried Thyme; ½ teaspoons Celery Seed; 1 teaspoon Dried Fennel; 1 teaspoon Dried Rosemary; 1 teaspoon Chili Powder OR 1 Tablespoon Crushed Red Chili Flakes (or More Depending On Your Taste); 3 cups Chicken Broth; ½ cups Beer; ½ whole Lemon; 2 pounds Live Mussels, Scrubbed; 1 loaf French Bread, Sliced