What's the Difference Between Jam and Jelly? | Allrecipes Jun 28, 2019 · Here's Chef John's preferred method for making strawberry jam. It calls for considerably less sugar than many other recipes. His secret is a homemade pectin puree. "This recipe is so delicious and fresh!" raves Andrea K. "I enjoy that it isn't so sugary like store bought. I can't wait to use this jam on more toast and in pastries!"