chuck roast crock pot recipe

#### Ingredients: - **3-4 lb chuck roast** - **Salt and black pepper** (to taste) - **2 tablespoons olive oil** - **1 large onion** (sliced) - **4 cloves garlic** (minced) - **3 carrots** (cut into chunks) - **3 potatoes** (cut into chunks) - **2 cups beef broth** - **1/4 cup Worcestershire sauce** - **1 tablespoon tomato paste** - **1 teaspoon dried thyme** - **1 teaspoon dried rosemary** - **2 bay leaves**