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The old fashioned Rhubarb Pie is tangy-sweet with a classic custard-style base, it’s based on a recipe passed down from my great-grandma. 

Old Fashioned Rhubarb Pie has a classic custard base filled with tangy sweet rhubarb. A classic rhubarb recipe handed down from my great grandma. Check out my blog for other great rhubarb recipes.

I get asked a lot from you all where or how I get the recipes that I post. A chunk of the recipes on my site I develop on my own from scratch after doing some research (Like classic monkey bread or biscoff cheesecake bars).

Other times, I just start adding things to a bowl and the result is delicious (Hello, Monster Cookie Bars, which are one of my family’s favorites).

Rhubarb Custard Pie

However, a good many of my recipes are adaptations of family recipes that have been made for years, or even decades. This recipe for old-fashioned Rhubarb Custard Pie was my great grandma’s.

Sometimes, I put a spin on old recipes or alter them to work better, but the recipe below basically straight from my grandma’s.

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Old Fashioned Rhubarb Pie has a classic custard base filled with tangy sweet rhubarb. A classic rhubarb recipe handed down from my great grandma. Check out my blog for other great rhubarb recipes.

Old Fashioned Rhubarb Pie

Most of her recipes have bare bone instructions because the assumption was everyone knew what to with the ingredients.

Sometimes it takes me some trial and error to figure out the process for the recipe, so hopefully, I’ve included enough detail for you below 🙂

Old Fashioned Rhubarb Pie has a classic custard base filled with tangy sweet rhubarb. A classic rhubarb recipe handed down from my great grandma. Check out my blog for other great rhubarb recipes.

I was discussing this recipe on the phone with my mom the other day and she mentioned that my dad never complained about her not cooking like his mom.

Instead he kept telling her she needed to get his Grandma’s recipes. So it’s a lot of her recipes that have been passed down.

Old Fashioned Rhubarb Pie has a classic custard base filled with tangy sweet rhubarb. A classic rhubarb recipe handed down from my great grandma. Check out my blog for other great rhubarb recipes.

My mom glued all her favorite recipe cards and cuttings onto pages and put them in a three ring binder.

When I got married, one of my sisters copied all the pages of the cookbook for me and made my own binder by putting the sheets into plastic protector pages.

I love having all the family recipes in one place and I have been adding myself to it. It’s a great idea if someone is getting married in your family.

Old Fashioned Rhubarb Pie has a classic custard base filled with tangy sweet rhubarb. A classic rhubarb recipe handed down from my great grandma. Check out my blog for other great rhubarb recipes.

Rhubarb Pie Recipe

Anyway, this old fashioned rhubarb pie is as classic as you’ll get. Just rhubarb and a simple custard filling baked in a pie shell.

If you’re comfortable baking pies, it’s about as easy as you can get and if you’re new to baking pies, it’s a great easy one to start with.

Old Fashioned Rhubarb Pie has a classic custard base filled with tangy sweet rhubarb. A classic rhubarb recipe handed down from my great grandma. Check out my blog for other great rhubarb recipes.

If you love rhubarb as much as we do, check out the rhubarb streusel muffins, strawberry rhubarb cobbler, rhubarb oatmeal bars, and strawberry rhubarb crisp.

These rhubarb bars and rhubarb coffee cakes recipes are older, but just as good too!

4.73 from 18 votes

Old Fashioned Rhubarb Pie

Avatar photoMary Younkin
This is a old fashioned rhubarb pie is tangy sweet with the classic custard style base, it’s based on a recipe from my great grandma.
Prep Time: 15 minutes
Cook Time: 50 minutes
Additional Time: 2 hours
Total Time: 3 hours 5 minutes
Servings: 8 slices
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Ingredients 

  • 1 9 inch pie crust, unbaked
  • 5 cups diced rhubarb cut 1/4 inch thick
  • 1 1/4 cup granulated sugar (you can adjusted it up or down 1/4 cup to your preferred sweetness)
  • 2 eggs cold
  • 5/8 cup cold whole milk or 1/2 cup plus 2 tablespoons milk
  • 1/4 cup all purpose flour
  • 1/8 teaspoon salt

Instructions 

  • Preheat oven to 375 F. Mix the rhubarb and sugar together. Spread in the pie crust and set aside.
  • Whisk together the eggs, cold milk, flour and salt. Pour over the rhubarb. Bake at 375 F for 50-55 minutes or until filling is set.
  • Cool completely before slicing. Serve with whipped cream or vanilla ice cream.

Nutrition

Serving: 1 piece | Calories: 182 kcal | Carbohydrates: 25 g | Protein: 5 g | Fat: 7 g | Saturated Fat: 3 g | Polyunsaturated Fat: 4 g | Cholesterol: 48 mg | Sodium: 151 mg | Fiber: 2 g | Sugar: 9 g

Nutrition information is automatically calculated, so should only be used as an approximation.

{originally published 5/23/18 – recipe notes and photos updated 5/18/21}

Rhubarb Custard Pie - just like Grandma used to make!

Rhubarb Bars

Rhubarb bars with a shortbread crust and tangy rhubarb custard filling are a fun, easy spring dessert. Visit my blog for all the best rhubarb recipes on the internet. #rhubarb

Strawberry Rhubarb Crisp

Strawberry Rhubarb Crisp is a quick and easy springtime dessert that is perfect for last minute guests. Fresh rhubarb and sweet strawberries topped with a crunchy oatmeal crumble make a dessert no one will forget. Top with whipped cream or vanilla ice cream.

Rhubarb Streusel Muffins

Rhubarb Streusel Muffins. Are puffy tender, just like your bakery favorites. An easy and quick rhubarb muffin recipe. Visit my blog for all the best rhubarb recipes.

Rhubarb Coffee Cake

Craving pie, but rhubarb isn’t your favorite? Check out a few more great springtime pie ideas:

Sweet Cherry Crumb Pie from Baker by Nature

Fresh Strawberry Pie by Together as a Family

Blueberry Crumble Pie by Saving Room for Dessert

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64 Comments

  1. Michie says:

    5 stars
    Wonderful!

    1. Mary Younkin says:

      I’m so glad you’re enjoying the pie!