fresh lemon juice
lemons, zest of
unsalted butter, melted
- In a microwave bowl, whisk together the sugar and eggs until smooth.
- Stir in lemon juice, lemon zest, and butter.
- Cook in the microwave for one minute intervals, stirring after each minute until the mixture is thick enough to coat the back of a metal spoon. It will be quite liquid but will set up somewhat overnight.
- Remove from the microwave, and pour into sterile jars.
- Store for up to 3 weeks in the refrigerator.