It might not make those two feet of snow outside disappear, but a homemade jar of citrus curd will definitely brighten your day. (And maybe someone else’s, if you’re up for sharing.) Lemon curd is a popular choice, but this is a sweet treat you can make with any citrus fruit. Citrus fruits, like all the orange varieties, grapefruits, lemons, and limes, truly are winter’s shining stars.