Taco Shepherd's Pie - Master recipes

Ingredients

• 1 package (14.1 ounces) refrigerated pie pastry -
• 6 large potatoes, peeled and cut into chunks -
• 2 pounds lean ground beef (90% lean) -
• 14 green onions, chopped (white portion only) -
• 1-1/4 cups water -
• 2 envelopes taco seasoning -
• 1 cup 2% milk -
• 1/4 cup butter -
• 2 teaspoons garlic powder -
• 1/4 teaspoon salt -
• 1/4 teaspoon pepper -
• 2 cups shredded sharp cheddar cheese -
• 2 cups shredded pepper Jack cheese -