Sour Cream Lemon Pie with Easy Oil Crust

Prep: 20 minCook: 15 min1 pie (8 slices)mediumAmerican
Sour Cream Lemon Pie with Easy Oil Crust

A tangy and creamy lemon pie featuring a smooth custard filling enriched with sour cream and topped with fluffy whipped cream. The easy oil-based crust requires no rolling or chilling, making this dessert accessible for home bakers. The bright lemon flavor balanced with rich dairy creates a perfect finish to any meal, especially during warm weather when you crave something refreshing yet indulgent.

Ingredients

Yield: 1 pie (8 slices)
  • 1 cup sugar
  • 3 Tbsp cornstarch, plus 1-1/2 teaspoons
  • 1 cup milk
  • ½ cup lemon juice
  • 3 egg yolks, lightly beaten
  • ¼ cup butter, cubed
    vegan butter1:1dairy-freedairy-free

    for dairy-free filling

    Full guide →
  • 1 Tbsp lemon peel, grated
  • 1 cup sour cream, 8 ounces
    Greek yogurt1:1lighter

    tangier flavor, less rich

    Full guide →
  • 1 cup heavy whipping cream, whipped
    coconut whipping cream1:1dairy-free

    for dairy-free version

    Full guide →
  • lemon zest
  • cup oil
  • 2 Tbsp milk
  • 1 cup flour
    gluten-free flour blend1:1gluten-freegluten-free

    may need extra liquid

    Full guide →
  • ¼ cup sugar
  • ¾ tsp salt

Instructions

  1. 1

    Preheat oven to 375 degrees

  2. 2

    Whip oil and milk together with a fork for crust

  3. 3

    Add flour, sugar, and salt to oil mixture and mix with fork until well blended

  4. 4

    Press dough into pie pan

  5. 5

    Bake crust for 12-15 minutes then cool completely

  6. 6

    Mix sugar and cornstarch in large heavy saucepan for filling

  7. 7

    Whisk in milk and lemon juice until smooth

  8. 8

    Cook and stir over medium-high heat until thickened and bubbly

  9. 9

    Reduce heat to low and cook and stir 2 minutes longer

  10. 10

    Remove from heat

  11. 11

    Whisk small amount of hot mixture into egg yolks in small bowl

  12. 12

    Return egg mixture to pan, whisking constantly

  13. 13

    Bring to gentle boil and cook and stir 2 minutes

  14. 14

    Remove from heat and stir in butter and lemon peel

  15. 15

    Cool filling without stirring

  16. 16

    Stir sour cream into cooled filling

  17. 17

    Add filling to cooled crust

  18. 18

    Top with whipped cream and fresh lemon zest before serving

Tips

Tip 1

Cool the filling completely without stirring to prevent a skin from forming on top before adding sour cream.

Tip 2

Make sure to temper the egg yolks gradually with hot mixture to prevent curdling.

Tip 3

The oil crust works best when pressed firmly and evenly into the pan for consistent baking.

Good to Know

Storage

Store covered in refrigerator for up to 3 days

Make Ahead

Filling can be made 1 day ahead and stored covered in refrigerator

Serve With

Serve chilled, cut with sharp knife wiped between slices

See pairing guide →

Common Mistakes

Watch

Don't skip tempering the eggs or they will curdle

Watch

Avoid stirring filling while cooling to prevent skin formation

Substitutions

Dairy-Free Swaps

heavy whipping cream
coconut whipping cream1:1dairy-free

for dairy-free version

Full guide →
butter
vegan butter1:1dairy-freedairy-free

for dairy-free filling

Full guide →

Gluten-Free Swaps

all-purpose flour
gluten-free flour blend1:1gluten-freegluten-free

may need extra liquid

General Alternatives

sour cream
Greek yogurt1:1lighter

tangier flavor, less rich

Full guide →
Find more substitutions →

FAQ

Can I use a store-bought pie crust instead?

Yes, you can use a pre-baked 9-inch pie shell. Just make sure it's completely cooled before adding the filling.

How long will this pie keep in the refrigerator?

The pie will stay fresh covered in the refrigerator for up to 3 days. The texture is best within the first 2 days.

Can I freeze this lemon pie?

Not recommended as the sour cream and custard filling may separate when thawed, affecting both texture and appearance.