This copycat comfort food has thousands of fans for a reason. We’ll explain why.Credit: Jake SternquistThis Copycat Cracker Barrel Hash Brown Casserole has fans for a reason—just ask the thousands of readers who’ve saved it and left glowing 5-star reviews. You only need five ingredients (plus salt and pepper) to recreate the restaurant favorite at home, and the result is a rich, creamy, indulgent dish that’s every bit as comforting as the origin…