The phrase "little indulgence" means treating yourself or allowing yourself to enjoy something small and pleasurable, even though you may not really need it. Full definition
The crust is light, buttery and flaky and overall, the combination of all these beautiful elements adds a nice little indulgence to your day. (chiefhealth.us)
Notice the flexibility in the IIFYM plan, allowing the individual to eat out and enjoy little indulgences here and there throughout the day. (simplyshredded.com)
Hygge (or Mysig in Swedish) is about being kind to yourself, spending quality time, creating a sense of warmth and cosiness, enjoying little indulgences and taking pleasure in the simple things. (idealhome.co.uk)