Jim Cramer just refused to bless a portfolio built almost entirely on his own stock recommendations, and no question that the lesson is worth pausing on.

On the May 22 episode of Mad Money, a caller named Jerry laid out a tech-saturated portfolio diversified across tech retail sales, software, semiconductors, data center, and advertising, noting every position was either in Cramer’s Charitable Trust or had been recommended on the show. Jerry described his approach as “growth with profitable companies” and asked for the host’s blessing.

Cramer would not give it, or at least he wouldn’t without at least two conditions.

The Two Rules Cramer Demanded

First, an index fund has to sit alongside the individual stock book. “I’ll…