Family Tested & Approved
In a large sauce pan, on low to medium heat, add sugar and corn syrup. Let this melt together.
Add in peanut butter and vanilla. Melt all together.
Remove from heat and pour in cornflakes and mix until all cereal is covered evenly.
Lay some wax paper out on the countertop and drop spoonfuls of mixture onto paper. Let set up. Maybe an hour or two. Should look like little haystacks.