Brochos.com - a reference database of ברכות

Osem - Bissli

Last Updated On: 9/20/11

If it is made with grain flour:

Brocho before eating this: Borei Minei Mezonos

Brocho after eating the proper shiur of this: Al Hamichya

However, if it's made with corn flour, etc.:

Brocho before eating this: Shehakol Niyeh Bedvoro

Brocho after eating the proper shiur of this: Borei Nefashos

Source: Sefer Sharei Haberacha (page 525)