Interesting, this looks identical to something a sister of mine made that does arty farty taxidermy stuff............
For the two of you that will get this joke... The Kroger near my house had a shitload of 80-20 hamburger on markdown for $1.79/#. I bought 27 pounds of it, and split it into <18> 1gallon ziploc bags at 1.5# each. Here's the text thread with my wife discussing it...