guinness cOttage pie

Ingredients

• 2 tbsp extra virgin olive oil
• 1 large red onion, chopped
• 4 cloves garlic, sliced
• 5 carrots, chopped
• 3 celery stalks, chopped
• 2 lbs ground chuck
• 1 ½ tsp anchovy paste
• 2 tsp fresh thyme leaves, chopped
• 1 sprig fresh rosemary, leaves chopped
• 2 tbsp tomato paste
• 11.2 oz Guinness Draught Stout
• 14 oz crushed tomatoes
• 1 ½ cups beef broth
• 2 tbsp Worcestershire sauce
• freshly ground black pepper
• ½ cup frozen peas
• 2 lbs idaho potatoes, peeled and cut into 1-inch cubes
• kosher salt
• ½ cup extra virgin olive oil
• 4 tbsp unsalted butter