South China Morning Post
https://www.scmp.com/cooking/recipe/calamansi-meringue-tart-toasted-macadamia-nuts/article/3098432
Calamansi meringue tart recipe
Make a tart dough with toasted macadamia, chill, roll out, press into tart pans and part bake. Make filling with calamansi juice and creme fraiche. Add to shells, bake. Pipe on meringue, torch it.