Variations; JalapeƱos, paprika, smoked paprika, habanero, serrano, ancho chile powder, cayenne, crushed pepper flakes, parsely, cilantro, scallions, chives, spinach, arugula, tamarind, shallots, celery, celery seed, fennel seed, fennel, white pepper, peppercorn melange, butter, brown butter, bacon fat, parmesean, romano, gruyere, parmigiano reggiano, lemon, lime, pineapple, mango, peppadew, zucchini, yellow squash, eggplant, leeks, ramps, kale, corn, bourbon, thyme, rum, brandy, beer, tequila, vodka, white wine, red wine, red wine vinegar, white wine vinegar, white vinegar, champagne vinegar, rice wine vinegar, red onion, pearl onions, Vidalia onion, rosemary, coriander seed, ginger, basil, oregano, artichoke, capers, broccoli rabe, cumin, carrot, cauliflower, coconut milk, harissa, horseradish, marjoram, mint, mushroom, olives, saffron, sesame seeds, balsamic vinegar