No background fill for recipe images

cooperative_cuisine/pygame_2d_vis/drawing.py

@@ -923,7 +923,7 @@ class Visualizer:
     def draw_recipe_image(
         self, screen: pygame.Surface, graph_dict, width, height, grid_size
     ) -> None:
-        screen.fill(self.config["GameWindow"]["background_color"])
+        # screen.fill(self.config["GameWindow"]["background_color"])
         positions_dict = graph_dict["layout"]
         positions = np.array(list(positions_dict.values()))
         positions = positions - positions.min(axis=0)