Frangipan Cream (untested)

This appears to be a recipe is a multi-use cream filling. It is written in fountain pen in Esther's handwriting.

Ingredients:

• 2/3 cup powder sugar
• 3 egg yolks
• 1/4 teaspoon salt
• 2 tablespoons butter
• 2/3 teaspoon vanilla
• 1/3 cup flavoring
• 1 egg
• 1 cup scalded milk
• 2 tablespoons macaroons (dried and "rolled" [probably means crushed])
• 1/3 teaspoon lemon extract

Instructions are sketchy and seem slightly incomplete:

1. Make a cream filling of powdered sugar and sugar
2. Add butter, macaroon and extracts