In a large mixing bowl, combine M&Ms, dry roasted peanuts and Protein Cheerios.
In a sauce pan, bring brown rice syrup to a near boil, gently stirring.
Remove from heat and stir in peanut butter and vanilla.
Pour over cereal mixture in mixing bowl and combine.
Spread onto lightly greased or parchment lined cookie sheet.
Refrigerate for 15 or 20 minutes.
Break into clusters and store in an airtight container.