public class CookingRecipeExample implements ModInitializer {
public static final String MOD_ID = "cookingrecipeexample";

    public static final Block TEST_FURNACE_BLOCK;
    public static final BlockEntityType TEST_FURNACE_BLOCK_ENTITY;

    static {
        //Block
        TEST_FURNACE_BLOCK = Registry.register(Registry.BLOCK, new Identifier(MOD_ID, "test_furnace"), new TestFurnace(FabricBlockSettings.of(Material.METAL)));
        //BlockItem
        Registry.register(Registry.ITEM, new Identifier(MOD_ID, "test_furnace"), new BlockItem(TEST_FURNACE_BLOCK, new Item.Settings().group(ItemGroup.DECORATIONS)));
        //BlockEntity
        TEST_FURNACE_BLOCK_ENTITY = Registry.register(Registry.BLOCK_ENTITY_TYPE, new Identifier(MOD_ID, "test_furnace"), BlockEntityType.Builder.create(TestFurnaceBlockEntity::new, TEST_FURNACE_BLOCK).build(null));
    }

    @Override
    public void onInitialize() {  
    }
}