1: Slice the eggplant into ½-inch pieces.
2: Salt the slices and leave them to 'sweat' for 20 minutes then wipe them off.
3: Preheat oven to 350F.
4: Slather each slice with olive oil.
5: Bake for 25 minutes.
6: In a medium bowl, combine all pizza sauce ingredients and stir until homogenous.
7: Remove eggplant slices from the oven and pour about 2 tablespoons of the sauce mixture onto each one.
8: Sprinkle mozzarella and cheddar on each slice.
9: Put the slices back in the oven for 1-2 minutes to melt the cheese.
10: Serve and enjoy.