Yep beer
This is the recipe.
One 12 to 16 oz can of malt type beer. (a dark beer)
1/2 cup of non-sudsing clear household ammonia
1 cup Epsom salts
1/2 cup Molasses (Un-Sulphured, Black Strap Molasses)
4 scoops Schultz Expert Bloom-Plus 10-60-10 water soluble plant food, with chelated Iron, Manganese & Zinc.
1 cup of Miracle_Gro Quick Start w/ Vitamin B1 4-12-4,
2 cups of tap water
Store in a plastic jug, no need to keep cold. Store at room temp.
Use as follows:
During growing season add 1 Tablespoon per gallon of water.
Dormant season add 1 teaspoon per gallon of water.