This recipe is from a friend from my childhood. She uses lemon juice for a lemon filling, but for this one we used lime juice. Definitely delicious. You can fill mini pie shells, meringues, or eat it plain as a custardy pudding.
Mix in heavy sauce pan:dash of salt
1/4 cup+ 1T. cornstarch
1 1/2 cups boiling water
1 cup sugar
cook over low heat stirring until thick
In a separate bowl:
3 egg yolks
1/4 cup lemon juice
2 T. lemon zest
Add 1/4 of hot mixture to yolk mix, then pour back into hot mix. Stir constantly (about 10 minutes) or until smooth and thickened. Stir in 2 T. butter and spoon into mini-pastry shells.