slow cooker lamb shanks

Ingredients

• 4 - lamb shanks
• - salt and pepper
• 1 tablespoon olive oil
• 1 cup fresh sliced mushrooms
• 3 - sliced carrots
• 1 - diced onion
• 2 cloves minced garlic
• 1 tablespoon worcestershire sauce
• 1 cup beef broth
• 1 can diced tomatoes drained
• 2 tablespoons fresh minced rosemary
• 1 teaspoon dried oregano
• 1 - bay leaf
• 1/4 teaspoon cinnamon
• 1 can mild flavored beer
• 1 1/2 cups orzo pasta, uncooked