Rosemary-Garlic Mashed Potatoes
Creamy potatoes mashed with fresh rosemary and garlic, perfect for a comforting side dish. This American-inspired vegetarian recipe, ready in about 40 minutes, pairs russet potatoes, butter, milk for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 250 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. 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
- 2 lbs russet potatoes
- 4 tbsp butter
- 1/2 cup milk
- 3 cloves garlic
- 2 tbsp fresh rosemary
- 1 tsp salt
- 1/2 tsp black pepper
The chef’s knife we’d prep this with → Best Chef's Knives for 2026: Top Picks + Buying Guide
Affiliate disclosure: AislePrompt may earn a commission on qualifying purchases made through Amazon links, at no additional cost to you. See our policy →
Equipment for this recipe
Tools this recipe's steps call for, with a link to each on Amazon.
Instructions
- Step 1: Place 2 lbs peeled and cubed russet potatoes in a pot and cover with cold water. Bring to a boil over high heat, then simmer for 15-20 minutes until fork-tender.
- Step 2: Drain potatoes thoroughly, returning them to the pot. Add 4 tbsp butter, 1/2 cup milk, 3 minced garlic cloves, and 2 tbsp chopped rosemary. Mash until smooth, adding milk if needed for creaminess.
- Step 3: Season with 1 tsp salt and 1/2 tsp black pepper. Continue mashing for 1 minute until fully incorporated and smooth.
- Step 4: Transfer to a serving dish and let rest 5 minutes before serving.









