Vanilla Pastry Cream: 1 cup Half and Half 3 Large Egg Yokes 1/3 cup Powdered Honey 2 Tablespoons Cornstarch 1 Tablespoon White Spelt Flour or White Flour Pinch of Sea Salt 1 Tablespoon Unsalted Butter 2 teaspoons Pure Vanilla Extract (naturalsweetrecipes.com)
My adjustment was coconut flour instead of almond and use only half of almond flour, coconut whipped cream instead of heavy cream, only egg yoke instead of whole egg. (lowcarbmaven.com)
In a medium sized bowl, combine egg yokes, salt, powdered honey, cornstarch and flour. (naturalsweetrecipes.com)