What does the cryptic crossword clue "Rice Sam cooked a bit unevenly outside (7)" mean?

The definition is "Rice". The wordplay uses an anagram. anagram of SAM + A + BIT = BASMATI; definition: "Rice" The answer is BASMATI.

Rice Sam cooked a bit unevenly outside (7)

Daily Mail Cryptic #16390 | 21 Down | 2020-08-27 flower