This was the solution around which I built the problem.
M A T S H E L F C
O N H E A
I P I E S B E A R
S P U R P E A T D
T P E A R I C
I O U T E R
J L U P U S I
A S R T E A S E D
R O U N D R D
It is quite evident from the solutions that Dej Mar has posted in comments that multiple solutions are possible and therefore my D4 rating was obviously too high.