Step 1

In a microwave safe container, heat heavy cream for 40 seconds. Meanwhile, stir together sour cream and buttermilk in a glass bowl.

Step 2

Add heavy cream, stirring until smooth. Mixture will be watery, but you will notice it starting to thicken already while stirring.

Step 3

Allow to sit in a warm place, set lid loosely on the top, or use plastic or aluminum foil. Allow to breath, but to keep covered and free from any floating particles near by, especially if placed outside. Do not let crema mexicana go over 100 degrees.

Step 4

Allow to sit for 4-6 hours to thicken. Add flavor, if desired, using a stick blender.

Step 5

Drizzle over your favorite Latin dish.

Step 6

Blending in cumin, cilantro, chipotle peppers, lime and/or lemon juice or zest to flavor your crema are all optional.