Fresh herbs are always nice if you have them on hand, but you could also add dried oregano or marjoram.
1 5.5 oz can tomato paste
1/2 cup water
2 tablespoons fresh basil leaves, chopped
1-inch squirt of anchovy paste
1 clove garlic, minced
1/2 teaspoon salt
Add tomato paste to a small bowl and add the 1/2 cup water. Mix until combined.
Add the fresh basil, anchovy paste, minced garlic and salt. Mix well until combined.
Give the sauce a taste, you may want to add a bit of salt and pepper, or even a dash of hot sauce. Then spread on your pizza.