Keep in mind you may not want to squeeze the grain bag. From what I hear this can put extra tannins in your beer and make it taste more astringent.
Primary: Sour Brown
Secondary: West Flanders Red, Golden Sour, Saison Brett #2 with Brett custersianus and Brett naardenensis, Saison Brett #1 with Brett bruxellensis
On Deck: 100% Brett IPA, West Flanders Red #2 with ECY BugFarm