Irish Beef and Stout Stew

INGREDIENTS

• 4 pounds beef chuck, cut into 1 1/2-inch cubes
• 1/4 cup all-purpose flour
• 2 cans (6 ounces each) tomato paste
• 2 1/2 pounds new potatoes, scrubbed
• 2 medium onions, cut into 1-inch pieces
• 2 cans (14 1/2 ounces each) reduced-sodium beef broth
• 1 can (14.9 ounces) Irish stout beer
• 10 garlic cloves, sliced
• Coarse salt and ground pepper
• 2 boxes (10 ounces each) frozen baby peas, thawed