slow cooker irish stew

Ingredients

• 1 1/2 pounds beef stew meat
• 2 tablespoons cooking oil
• 2 medium potatoes, peeled and cubed-- 2 cups
• 2 medium carrots cut into 1/2 " pieces --1 cup
• 1 medium onion slicd into thin wedges
• 1/2 cup celery - sliced
• 1 package frozen cut green beans (9 oz)
• 1 tablespoon instant beef bouillon granules
• 2 teaspoons worcestershire sauce
• 3/4 teaspoon dried thyme, crushed
• 1/2 teaspoon salt
• 1/4 teaspoon pepper
• 1 can tomatoes (16 oz) cut up
• 1 1/2 cups water