Bush's Beans Grilled Potato and Cannellini Bean Salad

olive oil

large russet potato, thickly sliced

medium onion (red or white), peeled and thickly sliced

BUSH’S® Cannellini or Great Northern Beans, drained

Dijon mustard

lemon, juiced or 3-4 drops of vinegar

crushed red pepper flakes

salt and pepper

-inch x 12-inch piece of heavy duty aluminum foil (for grill version)