Guava Jam Coconut Macadamia Oat Bars

Featured in: Baking & Sweet Comforts

These tropical-inspired dessert bars feature a buttery crust topped with sweet guava jam and a golden crumble made with coconut, macadamia nuts, and old-fashioned oats. The preparation comes together in just 20 minutes, then bakes until the jam bubbles and the topping turns golden brown. Letting them cool completely ensures clean cuts when slicing into 16 bars. The lime juice brightens the guava filling, while toasted coconut and macadamias add irresistible crunch and nutty sweetness.

Updated on Fri, 06 Feb 2026 10:07:00 GMT
Golden-brown Guava Jam Bars with a coconut and macadamia oat crumble topping. Save to Pinterest
Golden-brown Guava Jam Bars with a coconut and macadamia oat crumble topping. | griddlepocket.com

Transport your taste buds to a tropical paradise with these buttery Guava Jam Bars. Featuring a signature blend of sweet, vibrant guava filling and a crunchy macadamia nut crumble, these squares offer a sophisticated fusion of tropical flair and classic Western dessert comfort. Each bite delivers a satisfying balance of tart fruit, toasted coconut, and buttery oats.

Golden-brown Guava Jam Bars with a coconut and macadamia oat crumble topping. Save to Pinterest
Golden-brown Guava Jam Bars with a coconut and macadamia oat crumble topping. | griddlepocket.com

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These bars are as versatile as they are delicious, serving as a perfect mid-day snack or a bright finale to a dinner party. The aroma of toasted coconut and cinnamon wafting from your oven will make your kitchen feel like an island getaway.

Ingredients

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  • Crust and Crumble:
  • 1 cup (130 g) all-purpose flour
  • 1 cup (100 g) old-fashioned rolled oats
  • 1/2 cup (100 g) granulated sugar
  • 1/3 cup (65 g) packed light brown sugar
  • 1/2 teaspoon salt
  • 1/2 teaspoon ground cinnamon
  • 1/2 cup (115 g) unsalted butter, melted
  • 1/2 cup (40 g) unsweetened shredded coconut
  • 1/2 cup (60 g) roasted macadamia nuts, roughly chopped
  • Filling:
  • 1 cup (320 g) guava jam or guava paste, softened
  • 1 tablespoon fresh lime juice

Instructions

Step 1: Preparation
Preheat oven to 350°F (175°C). Line an 8-inch (20 cm) square baking pan with parchment paper, leaving an overhang for easy removal.
Step 2: Make the Crumble Base
In a large bowl, combine the flour, oats, granulated sugar, brown sugar, salt, and cinnamon. Stir in melted butter until the mixture forms moist crumbles. Add coconut and chopped macadamia nuts, mixing to combine.
Step 3: Press the Crust
Reserve 1 cup of the mixture for the topping. Press the remaining mixture evenly into the bottom of the prepared pan to form the crust.
Step 4: Prepare Filling
In a small bowl, stir together guava jam and lime juice until smooth. Spread evenly over the crust.
Step 5: Top and Finish
Sprinkle the reserved crumble mixture evenly over the jam layer.
Step 6: Bake
Bake for 30–35 minutes, until the topping is golden brown and the jam is bubbling at the edges.
Step 7: Cool and Serve
Let cool completely in the pan. Lift out using the parchment overhang and cut into 16 bars.

Zusatztipps für die Zubereitung

If you are using guava paste instead of jam, ensure it is thoroughly softened or whisked with a splash of water and the lime juice to reach a spreadable consistency. Allowing the bars to cool completely is essential for achieving clean, sharp edges when slicing.

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Varianten und Anpassungen

You can easily substitute guava jam with apricot or raspberry jam if guava is unavailable. For a gluten-free version, ensure your oats are certified gluten-free and use a 1:1 gluten-free flour blend.

Serviervorschläge

For a decadent touch, serve these bars with a scoop of vanilla ice cream. They also pair wonderfully with a cup of hot tea or a cold glass of coconut milk.

Guava Jam Bars stacked high, showing gooey tropical guava filling between buttery oat layers. Save to Pinterest
Guava Jam Bars stacked high, showing gooey tropical guava filling between buttery oat layers. | griddlepocket.com

With their vibrant color and irresistible nutty topping, these Guava Jam Bars are certain to become a staple in your dessert rotation. Enjoy the taste of the islands from the comfort of your own home.

Recipe Q&A

Can I use a different jam instead of guava?

Yes, you can substitute guava jam with apricot, raspberry, or any other fruit jam you prefer. The flavor profile will change slightly but still result in delicious bars.

Should I toast the coconut and macadamias before adding?

Lightly toasting the coconut and macadamias beforehand enhances their nutty flavor and adds extra depth to the crumble topping. Spread them on a baking sheet at 350°F for 5-8 minutes until fragrant.

Why add lime juice to the guava jam?

The fresh lime juice brightens the guava flavor and cuts through the sweetness, creating a balanced taste that isn't overly sugary. It also helps the jam spread more easily.

How do I know when the bars are done baking?

The bars are ready when the crumble topping is golden brown and you see the jam bubbling at the edges, typically after 30-35 minutes at 350°F. The center should feel set when gently tapped.

Can I make these bars ahead of time?

These bars actually improve after sitting overnight as the flavors meld together. Store them in an airtight container at room temperature for up to 3 days or refrigerate for up to a week.

What's the best way to get clean cuts?

Let the bars cool completely in the pan before removing. Use the parchment overhang to lift them out, then use a sharp knife wiped clean between cuts. For even cleaner edges, chill briefly before slicing.

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Guava Jam Coconut Macadamia Oat Bars

Buttery tropical bars with sweet guava jam and coconut-macadamia oat crumble topping.

Prep Duration
20 minutes
Cook Duration
35 minutes
Overall Time
55 minutes
Created by Evan Sanders


Skill Level Medium

Cuisine Fusion

Amount 16 Number of Servings

Diet Details Meat-Free

What You'll Need

Crust and Crumble

01 1 cup all-purpose flour
02 1 cup old-fashioned rolled oats
03 1/2 cup granulated sugar
04 1/3 cup packed light brown sugar
05 1/2 teaspoon salt
06 1/2 teaspoon ground cinnamon
07 1/2 cup unsalted butter, melted
08 1/2 cup unsweetened shredded coconut
09 1/2 cup roasted macadamia nuts, roughly chopped

Filling

01 1 cup guava jam or guava paste, softened
02 1 tablespoon fresh lime juice

Directions

Step 01

Prepare the Baking Pan: Preheat oven to 350°F. Line an 8-inch square baking pan with parchment paper, leaving an overhang for easy removal.

Step 02

Combine Dry Ingredients and Butter: In a large bowl, combine flour, oats, granulated sugar, brown sugar, salt, and cinnamon. Stir in melted butter until the mixture forms moist crumbles. Add coconut and chopped macadamia nuts, mixing thoroughly.

Step 03

Create the Crust Layer: Reserve 1 cup of the mixture for the topping. Press the remaining mixture evenly into the bottom of the prepared pan to form a compact crust.

Step 04

Prepare the Filling: In a small bowl, stir together guava jam and lime juice until smooth. Spread evenly over the crust.

Step 05

Add the Crumble Topping: Sprinkle the reserved crumble mixture evenly over the jam layer.

Step 06

Bake the Bars: Bake for 30 to 35 minutes, until the topping is golden brown and the jam is bubbling at the edges.

Step 07

Cool and Cut: Let cool completely in the pan. Lift out using the parchment overhang and cut into 16 bars.

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Tools Needed

  • 8-inch square baking pan
  • Mixing bowls
  • Measuring cups and spoons
  • Parchment paper
  • Spatula
  • Knife

Allergy Notice

Carefully review every item for allergens and speak with a healthcare expert if needed.
  • Contains wheat (gluten)
  • Contains dairy (butter)
  • Contains tree nuts (macadamia)

Nutrition Information (each serving)

These figures are for reference and shouldn't replace your physician's advice.
  • Calories: 195
  • Fats: 10 g
  • Carbohydrates: 25 g
  • Proteins: 2 g

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