- Crush almonds using a mortar and pestle until they are broken down to 2mm pieces.
- Add garlic and continue to crush with the almonds until a chunky paste is achieved.
- Add the basil and mint, crush until the leaves are completely broken apart.
- Add the cheeses, crush together briefly.
- Add the tomatoes and crush again creating a thick pesto.
- Stir in the olive oil and season with salt.
If using a food processor:
- Add the garlic and almonds to the food processor and pulse to chop the ingredients together into a coarse paste.
- Add the basil and mint, pulse repeatedly until the leaves are finely chopped.
- Add the cheeses, tomatoes and olive oil and puree to a thick sauce.
- Season with salt.