Make a big batch and keep in a sealed jar or plastic bag. Here is how I make mine:
Ingredients
2 tbsp Parsley
2 tbsp Basil
2 tbsp Marjoram
2 tbsp Rosemary
2 tbsp Thyme
2 tbsp Sage
2 tbsp Savory
2 tbsp Oregano
Directions
Mix them together in a container and have on hand when needed