Lemon syrup
For online recipe see here: https://www.seriouseats.com/recipes/2016/03/fresh-lemon-syrup-recipe.html
For PDF recipe see here: Fresh Lemon Syrup Recipe _ Serious Eats
Can also do the same recipe but with limes instead of lemons.
This syrup goes well on pancakes/other breakfasty things and pastries. We’ve also drizzled it on pizza!