Those with milk allergies can still enjoy mashed potatoes with these recipes described as dairy-free, or with dairy-free options.

Dairy-Free Mashed Potatoes
Source: About.com Food Allergies

Creamy Mashed Potatoes
Source: About.com Dairy Free Cooking

Tofu-Garlic Mashed Potatoes
Source: Vegetarian Times

Vegan Garlic Mashed Potatoes
Source: Razzle Dazzle Recipes

Healthy Mashed Potatoes
Source: CyperParent

Parve Mashed Potatoes
Source: About.com Kosher Food

Miso and Garlic Mashed Potatoes
Source: Whole Foods Market

Good Substitutes for Milk
Source: About Vegetarian Cuisine