01 -
Cut up the tomatoes, sprinkle them with salt, and let them rest on paper towels for 30 minutes.
02 -
Use a cutter to make 3-inch rounds from the pastry, pop them into muffin tins, and refrigerate.
03 -
Combine three-fourths cup of Gruyere, a quarter cup of Monterey Jack, mayo, and some pepper in a bowl.
04 -
Layer the cheese filling, tomato slices, extra cheese, and basil inside the pastry shells.
05 -
Cook at 375°F for half an hour, top with remaining cheese, and bake for 5 more minutes.