Saute 12 ounces sliced shiitake mushroom caps in butter until golden. Serve over Squash-Swirl Mash. Garnish with chopped parsley.

Squash-Swirl Peel and cube 1 pound butternut squash; boil 8 minutes. Drain, puree and swirl into Classic Mash.

Classic Mashed Potatoes Cover 2 pounds whole russet or Yukon gold potatoes with cold salted water; simmer 45 minutes. Drain, peel and mash with 1/2 to 1 stick butter. Add 1 cup hot milk, and salt and pepper; mash until smooth and fluffy.

See all 50 easy mashed potato recipes

Photograph by Kana Okada