We tested five methods of softening butter to nail down the best way.
Four Ways to Soften Butter, Fast
Learn How to Soften Butter Quickly
5 Ways to Soften Butter - wikiHow Life
How to Soften Butter for Baked Goods That Look Professional
Soften cold butter quickly: How to make it spreadable fast (VIDEO).
How to Soften Butter Quickly - Spatula Desserts
How to Soften Butter—Quickly—According to a Pro Baker
Baking trials: What's the best way to soften butter quickly?
Quick Tips: Softening Butter in Moments
How To Soften Butter Fast
Kitchen Hack: How to Soften Butter in 10 Minutes - 2 Quick Ways! - The Toasted Pine Nut
How to Soften Butter Quickly (8 Ways!)