Slicing sourdough bread evenly is an art that many bread enthusiasts strive to master. One valuable tip I've found is to allow the bread to cool completely before slicing; this helps prevent squishing and ensures a cleaner cut. Using a serrated bread knife or a specialized bread slicer makes a huge difference, especially when aiming for consistent thickness. When I first started baking sourdough at home, my slices were often uneven and crumbly. After some experimentation, I discovered that holding the bread firmly and sawing gently back and forth without pressing down hard results in better slices. Additionally, using a slice guide or bread slicing tool can be a game-changer, allowing you to produce even slices quickly and with minimal effort. The OCR mention of "1.5 ch" might suggest the measurement of slice thickness or a setting on a bread slicer. In my experience, aiming for slice thickness around 1.5 cm provides a perfect balance between crust and crumb, making it ideal for toast or sandwiches. Ultimately, patience and the right tools truly help elevate your sourdough slicing skills. Embrace the process, and you'll soon enjoy those perfectly even sourdough slices that look as good as they taste!