So, I ran out of brown food coloring last week, and completely forgot to get some. What happens? It's midnight and I'm working on a cake when I realize this. Where I live now, there are no 24 hour convenience stores, like Walmart or Albertson's. After panicking for about 30 minutes, I realized there had to be a way to make brown from primary colors, I mean, my printer can do it. So, why can't I? Here is a quick tutorial of how I made brown. Depending on what shade of brown you need, you…