Ultimate Roast Beef Blues Sandwich
A gourmet sandwich featuring roast beef, tangy blue cheese, and caramelized onions on crusty bread for a bold flavor experience.
Ingredients
- 4 whole wheat sub rolls, lightly toasted
- 1/3 cup light mayonnaise 16 fresh basil leaves
- 1 pound thinly sliced cooked deli roast beef
- 3/4 cup crumbled blue cheese 1/2 cup toasted walnuts

