Guy Fieri likes a super-spicy chimichurri; if you'd like yours milder, go for the lesser amount of chile powder.
In a food processor, pulse garlic, cilantro, parsley, basil, oregano, onion, bell pepper, salt, pepper, cumin, and ancho chile powder until coarsely chopped.
Pour in olive oil and red-wine vinegar and whirl to combine. Pack in a travel-safe container.
Note: Nutritional analysis is per 1 1/2 tbsp. serving.
Find recipes with ingredients that you have on hand.