Or make a pine open box, attach wire fly mesh to outside, insert cheese. Though any hungy rat will get in... Hang it perhaps? I have considered using under my house to age mine. My house is built into a rock face so underneath is dark, damp, cold and cavelike! So is my garage... which is under the house! But pests are a concern! There is a fridge down there and without it plugged in i get temps around 15c...