Crispy Potato and Refried Bean Tacos

1hr · 4 servings Mashed Potatoes • 10 small baby Dutch yellow potatoes (about 10.5oz/300g) • 3 tablespoons nondairy milk unsweetened and unflavored (45ml) • 1 tablespoon vegan butter (11g) • ¼ teaspoon salt or to taste • Refried Beans • 1 cup refried beans (250g) • 1 teaspoon garlic powder • 1 teaspoon onion powder • 1 teaspoon chili powder • Pinch salt optional Spicy Ranch Dip • ½ cup vegan yogurt (85g) • 1 tablespoon nondairy milk, unsweetened and unflavored (15ml) • ½ teaspoon garlic powder • ½ teaspoon onion powder • ½ teaspoon parsley flakes • ½ teaspoon chili powder • Pinch black pepper • ⅛ teaspoon salt • 1 teaspoon hot sauce or to taste Other • 8 mini street taco style tortillas • 2 tablespoons canola or vegetable oil • 1 lime sliced for garnish Full re