Puree all ingredients in a food processor or blender.
Funnel into a squeeze bottle.
Notes[]
The mixture should be thin enough to streak easily. If not, add a few drops more lime juice or buttermilk.
Plug the top of the nozzle with a toothpick and chill until ready to use.
The mixture will keep for 2 days in the refrigerator.
Variations: Add chile powder, garlic, chives, cilantro, or green chile. Puree completely or strain before funneling into the squeeze bottle. *Use to drizzle the crema on nachos or tacos.