Pop the popcorn according to package instructions and pour into a large bowl
Preheat oven to 250 F
In a medium size pot, combine corn syrup, brown sugar and butter. Bring to a boil for roughly 1 minute and reduce heat
Continue boiling over low-medium heat for roughly 3-4 minutes, then remove completely from heat
Add in 1 tsp baking powder and sriracha sauce
Stir sauce well to ensure no clumps are left behind form baking soda
Immediately pour sauce over popcorn and stir well to coat
Spread coated popcorn onto a large baking dish (one with sides) and bake for 30 minutes
Remove from oven and allow to completely cool - then break apart and enjoy!