diff --git a/mods/fl_stone/stone.lua b/mods/fl_stone/stone.lua
index d6b5286..33d817a 100644
--- a/mods/fl_stone/stone.lua
+++ b/mods/fl_stone/stone.lua
@@ -1,5 +1,5 @@
 local function create_stone_types(name, rgroups, sgroups, blgroups, brgroups)
-    local rgp = rgroups or {dig_stone = 3, stairable = 1, wallable = 1, stonelike = 1}
+    local rgp = rgroups or {dig_stone = 3, stairable = 1, wallable = 1, stonelike = 1, rubble = 1}
     local sgp = sgroups or {dig_stone = 2, stairable = 1, wallable = 1, stonelike = 1, stone = 1}
     local blgp = blgroups or {dig_stone = 1, stairable = 1, stonelike = 1}
     local brgp = brgroups or {dig_stone = 1, stairable = 1, wallable = 1, stonelike = 1}
@@ -35,6 +35,12 @@ local function create_stone_types(name, rgroups, sgroups, blgroups, brgroups)
         sounds = fl_stone.sounds.stone(),
         groups = sgp,
     })
+    minetest.register_craft({
+        type = "cooking",
+        output = "fl_stone:" .. name,
+        recipe = "fl_stone:" .. name .. "_rubble",
+        cooktime = 5,
+    })
     minetest.register_node("fl_stone:" .. name .. "_block", {
         description = name .. " block",
         tiles = {"farlands_" .. name .. "_block.png"},
diff --git a/mods/fl_workshop/furnace.lua b/mods/fl_workshop/furnace.lua
index cf202d6..c3b9059 100644
--- a/mods/fl_workshop/furnace.lua
+++ b/mods/fl_workshop/furnace.lua
@@ -273,8 +273,8 @@ minetest.register_node("fl_workshop:furnace_active", {
 minetest.register_craft({
     output = "fl_workshop:furnace",
     recipe = {
-        {"group:stone", "group:stone", "group:stone"},
-        {"group:stone", "", "group:stone"},
-        {"group:stone", "group:stone", "group:stone"},
+        {"group:rubble", "group:rubble", "group:rubble"},
+        {"group:rubble", "", "group:rubble"},
+        {"group:rubble", "group:rubble", "group:rubble"},
     },
 })
\ No newline at end of file