Imbued Summoning

 
Prerequisite(s): Augment Summoning, Spell Focus (Conjuration)
 
Benefit: When you cast a spell from the summoning subschool, you can choose to grant the summoned creature the benefit of any spell of 3rd level or lower that you can cast that has a range of Touch.You cast the spell you wish to grant the creature (Using a prepared spell or spell slot) at the same time you cast the summoning spell. The creature gains the benefit of the spell when it appears. An Imbued Summoning spell uses up a spell slot one level higher than normal.
 
Source: Players Handbook II