Put fembots on high-calorie diets.
Cook for fembots.
Personally and lovingly feed fembots out of annorexia.
Provide a stable and healthy relationship for fembots and watch them swell like well-yeasted dough.
Ensure all fembots have a BMI above 25 (but preferably into the 30s, 40s, and low 50s.)
Marry fembots, feed fembots wedding cake.
Have as many children with fembots as they desire.
Take care of fembots while they're heavy with child.
Spoil fembots with everything they could desire from you (within reason.)