Shepherd's Pie with Garlic Mashed Potatoes

By AislePrompt Editorial · Published 2026-05-08 · Updated 2026-05-08

A comforting casserole featuring seasoned ground beef and vegetables topped with creamy garlic mashed potatoes baked to golden perfection. This British-inspired beef recipe, ready in about 75 minutes, layers ground beef, onion, carrots into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 450 calories and feeds 6, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Ingredients

• 1 lb ground beef
• 1 medium, diced onion
• 2 medium, diced carrots
• 1 cup frozen peas
• 1 cup beef broth
• 2 tbsp tomato paste
• 1 tbsp Worcestershire sauce
• 2 tbsp all-purpose flour
• 1 tsp salt
• 1/2 tsp black pepper
• 2 lbs, peeled and quartered russet potatoes
• 4 tbsp butter
• 1/2 cup milk
• 3, minced garlic cloves
• 1 tbsp olive oil

The 9x13 baking dish we’d bake this in → Best Bakeware for 2026: Top Picks + Buying Guide

Instructions

1. Step 1: Preheat oven to 375°F. Boil 2 lbs peeled and quartered russet potatoes in salted water for 15-18 minutes until tender.
2. Step 2: While potatoes cook, heat 1 tbsp olive oil in a large skillet over medium heat. Add 1 diced medium onion and 2 diced medium carrots, sauté for 5 minutes until soft.
3. Step 3: Add 1 lb ground beef to the skillet and cook, breaking up meat with a spoon, for 6-8 minutes until browned and no longer pink.
4. Step 4: Stir in 2 tbsp tomato paste, 2 tbsp all-purpose flour, 1 cup beef broth, 1 tbsp Worcestershire sauce, 1 cup frozen peas, 1 tsp salt, and 1/2 tsp black pepper. Simmer for 5 minutes until sauce thickens.
5. Step 5: Drain potatoes and mash with 4 tbsp butter, 1/2 cup milk, and 3 minced garlic cloves until creamy and smooth.
6. Step 6: Transfer beef mixture to a 9x13-inch baking dish and spread mashed potatoes evenly on top using a spatula.
7. Step 7: Bake in the preheated oven for 25-30 minutes until the potato topping is lightly golden and edges are bubbling.
8. Step 8: Let cool for 5 minutes before serving.