Pai Krim Lemon Mudah

Bahan-bahan (8 porsi)

• 1.5 cups crushed vanilla wafers ($0.83)
• 6 Tbsp butter, melted ($0.54)
• 2 Tbsp sugar ($0.04)
• 1 14 oz . can sweetened condensed milk ($1.25)
• 3 lemons ($1.54)
• 1 tsp vanilla extract ($0.28)
• 1 cup heavy whipping cream ($0.78)