- Preheat your oven to 325°F (163°C). 
- Combine graham cracker crumbs, 1/4 cup sugar, and melted butter in a bowl. Press the mixture into the bottom of a 9-inch springform pan. 
- Bake crust for 10 minutes. Set aside to cool. 
- In a large bowl, beat cream cheese and 1 cup sugar until smooth. Add eggs one at a time, mixing well after each addition. 
- Mix in sour cream, lemon juice, lemon zest, lavender, and vanilla extract until just combined. 
- Pour filling over the cooled crust. Bake for 50–55 minutes, or until the center is set and the top looks slightly dry. 
- Turn off the oven, crack the oven door, and let the cheesecake cool for 1 hour. 
- Refrigerate at least 4 hours, preferably overnight. 
- Top with crushed honeycomb candy before serving.