CM has "advanced reboot" built in, enable this feature in Developer Options, hold POWER key, choose Reboot and you'll see the option to reboot into recovery.
If you're not using a touch recovery, you might still have to flash one, in case some actions require both volume keys.
Sent from Google Nexus 4 @ CM11
Google Nexus 4 (CM11 Nightly)
Sony Xperia SP (CM11 Nightly)
Google Nexus 7 (2013, WiFi) (MultiROM V26: CM11 Nightly + Android L Dev Preview + Firefox OS 1.3)
Samsung Galaxy Gear (Null_ Build 23)
HTC Incredible S (CM11 Unofficial
Nokia N97-1 (RM-505 22.0.110 Pre-Hacked)
Multi-core smartphones are like M&Ms:
They don't melt on the store shelf... Just in your hands.