Anthea Levi is a registered dietitian (RD) and reporter with more than 6 years of experience writing for major health outlets including Health magazine, BuzzFeed, Eat This, Not That!, and Livestrong.

Butter is a staple in most kitchens, whether you use it to cook or spread it on bread. It gives dishes a delectable richness and is great for browning or thickening sauces. But how often is healthy to ...