Mix the nuts and cheese for 30 seconds-1 minute, or until the walnuts are blended into very small pieces.
Combine Nuts & Cheese
Add in basil leaves and garlic. Mix until fully combined
Add Basil & Garlic
The pesto will be very thick if using a food processor with the mixture on low drizzle in the olive oil if using a blender just add it.
Add Olive Oil
Use immediately or store in an air-tight container.
Use and Store