I did add a little tomato sauce that I heated on the side since my husband seems to require this with any type of lasagna — and he placed some of the sauce on top. (worththewhisk.com)
Always start with a little tomato sauce on the bottom so nothing sticks, then noodles, ricotta mixture, meat and cheese on repeat until your ramekin is full, full to the rim! (ahappyfooddance.com)
One of my favourite pizzas has a little tomato sauce, then is topped with a lot of arugula and some fresh shaved parmesan when it comes out of the oven. (takeamegabite.com)