RecipeViewerEvents.groupEntries
#Example
RecipeViewerEvents.groupEntries('item', event => {
event.group(/_pottery_sherd$/, 'kubejs:pottery_sherds', 'Pottery Sherds');
})

RecipeViewerEvents.groupEntries('item', event => {
event.group(/_pottery_sherd$/, 'kubejs:pottery_sherds', 'Pottery Sherds');
})