Chicago-Style Italian Beef Sandwich Recipe | Saveur

Ingredients

• 2 Tbsp. rendered beef fat (or olive oil)
• ¹⁄₄ cup finely chopped yellow onion
• 3 large garlic cloves, minced (about 1 Tbsp.)
• 6 cups low-sodium beef stock
• 2 0.7-oz. packets Italian salad-dressing mix
• 1 tsp. dried basil
• 1 tsp. freshly ground black pepper, plus more as needed
• 1 tsp. chile flakes
• 1 tsp. dried oregano
• 1 tsp. dried parsley
• 2-3 tsp. Worcestershire sauce (optional)
• 4 Italian- or French-style rolls (about 6 in. long)
• 2 lb. boneless sirloin steak, thinly sliced on the bias
• 2 cups hot giardiniera relish, drained