Pacific Diner &/or Lighthouse Cafe via PV Dr West & South

Start at Malaga Cove

L on PVDrW
C on PVDrS
25th St
R on Alma
L on 37th
R on Emily
L on Paseo Del Mar
C on Shepard
L on Pacific
L on 39th to Lighthouse
or L at Pacific Diner

One way distance is 14.1 miles.
Total climb is about 2400 feet! Netdrop of 100 feet.
Note: I suspect that the climb is overestimated by several hundred feet.