Less than 20 minutes from the Lake Arrowhead Village....

From the Village, take Hwy 189 to Twin Peaks.
Turn right on Grandview, then an immediate left on North Road
Follow North Road to Arosa (a sharp right turn, just after Chamois)
Follow Arosa all the way down to Dart Canyon.
The restaurant is on the corner.

Alternate directions....

Take Hwy 18 towards Crestline.
Turn right on Lake Gregory Drive, and follow down in to lower Crestline.
At the stop sign, turn right on Lake Dr.
Follow this around to the opposite side of the lake.
At the stop sign, the restaurant will be on your left at Dart Canyon.