Crock Pot Hot Pastrami Sandwiches are a delicious and easy-to-make meal that is perfect for lunch or dinner. Tender and flavorful pastrami is slow-cooked in the crock pot with onions, garlic, and spices, resulting in a mouthwatering filling for sandwiches. Serve the hot pastrami on toasted rolls with mustard and pickles for a classic deli-style sandwich. This recipe is a crowd-pleaser and can be easily scaled up for larger gatherings.