Use your favorite pesto recipe if you have one then mix with the ricotta cheese.
Ingredients
1/2cupfresh basil leaves
1/4cupfresh parsley
1/4cupgrated Parmesan cheese
1/4tspsalt
a few dashes of pepper
2Tbsolive oil
1clovegarlic
1/2cupricotta cheese
20cherry tomatoes
Instructions
Use a food processor to blend together the basil, parsley, Parmesan, salt, pepper, olive oil and garlic. If you don't have a food processor you can use a blender but will need to stir often. If you don't have either, chop it all up really really fine.
Mix the pesto with the ricotta.
Make an X in the bottom of each tomato cherry almost to the top. Gently spread it open and scoop out the seeds and pulp. Spoon the pesto-ricotta mix into each tomato.