Short answer

Design food holding systems and specify operating temperatures that prioritize nutrient and sensory quality retention while adhering to food safety standards.

Field: Commercial Production
Source: K-State Research Exchange (Kansas State University) (2015)
Method: Experimental research
Evidence: Strong effect

Maintaining food at lower, safe temperatures during hot-holding minimizes nutrient degradation and preserves desirable sensory attributes. This commercial production research insight is drawn from a 2015 study published in K-State Research Exchange (Kansas State University). Using Experimental research, researchers explored how this design variable affects real-world outcomes. The key design takeaway: Design food holding systems and specify operating temperatures that prioritize nutrient and sensory quality retention while adhering to food safety standards.

Study

Commercial ProductionHigh ImpactStrong effect

Hot-holding spaghetti and meat sauce at 165°F preserves sensory quality and thiamin content better than 185°F.

Maintaining food at lower, safe temperatures during hot-holding minimizes nutrient degradation and preserves desirable sensory attributes.

K-State Research Exchange (Kansas State University) · 2015

Key Findings

01Holding spaghetti and meat sauce at 165°F resulted in better retention of sensory qualities (e.g., texture, flavor) compared to holding at 185°F.
02Thiamin content was significantly higher in samples held at 165°F.
03Differences between household and foodservice hot-holding methods were also observed in terms of quality degradation.

Application

Design takeaway

Design food holding systems and specify operating temperatures that prioritize nutrient and sensory quality retention while adhering to food safety standards.

How to apply

When designing or selecting equipment for hot-holding food, specify temperature ranges that are proven to minimize nutrient loss and sensory degradation, such as 165°F for items like spaghetti and meat sauce.

Project actions

01When researching food products, consider how processing and holding temperatures affect both taste and nutritional content.
02Investigate the trade-offs between food safety requirements and maintaining product quality.

Method & Evidence

AimTo investigate how different hot-holding temperatures and methods impact the sensory quality and thiamin content of spaghetti and meat sauce.

MethodExperimental research

ProcedureSpaghetti and meat sauce were subjected to two different hot-holding temperatures (165°F and 185°F) and two different hot-holding methods (household and foodservice). Sensory evaluations and thiamin content analysis were performed on samples held under each condition.

ContextFood service operations, food product development

Variables

IV["Hot-holding temperature","Hot-holding method"]

DV["Sensory quality (e.g., texture, flavor)","Thiamin content"]

CV["Type of food (spaghetti and meat sauce)","Initial preparation method"]

Strengths & Limitations

Strengths

+Directly addresses practical concerns in food service.
+Quantifies both sensory and nutritional aspects of food quality.

Limitations

It can be challenging to accurately measure sensory qualities objectively, and nutritional analysis requires specialized equipment and expertise.

Reliability & validity

Reliability could be improved by using multiple trained sensory panelists and standardized testing protocols. Validity is supported by the objective measurement of thiamin content, though sensory evaluation is inherently more subjective.

Think critically

How might the specific composition of different sauces or pasta types influence their susceptibility to degradation at various hot-holding temperatures?

Design Principles

"Optimize thermal processing and holding conditions to minimize degradation of desirable product attributes."

This insight is crucial for food service operations aiming to balance food safety with product quality. Optimizing hot-holding parameters can reduce food waste, improve customer satisfaction, and ensure nutritional value is maintained.

What This Means for Your Design

Keeping food warm for serving, like spaghetti, tastes better and is more nutritious if it's kept at a slightly lower safe temperature (around 165°F) rather than a very high one (185°F).

How to use in your project

1.This research can inform the design of food packaging or serving systems by providing data on optimal temperature ranges for maintaining quality.

Add to My Project

Quick Cite

Paragraph starter

Research indicates that hot-holding temperatures significantly impact food quality. For instance, maintaining spaghetti and meat sauce at 165°F preserves sensory attributes and thiamin content more effectively than holding at 185°F, suggesting that lower safe temperatures are preferable for minimizing degradation during extended holding periods.

Source

K-State Research Exchange (Kansas State University)

Effects of hot-holding time and temperature on sensory quality and thiamin content of spaghetti and meat sauce

journal · 2015

View source

Questions About This Research

What does the research say about hot-holding spaghetti and meat sauce at 165°f preserves sensory quality and thiamin content better than 185°f?: Design food holding systems and specify operating temperatures that prioritize nutrient and sensory quality retention while adhering to food safety standards. Evidence: K-State Research Exchange (Kansas State University) (2015).
Why does "Hot-holding spaghetti and meat sauce at 165°F preserves sensory quality and thiamin content better than 185°F." matter for design?: This insight is crucial for food service operations aiming to balance food safety with product quality. Optimizing hot-holding parameters can reduce food waste, improve customer satisfaction, and ensure nutritional value is maintained.
How can designers apply this research?: Design food holding systems and specify operating temperatures that prioritize nutrient and sensory quality retention while adhering to food safety standards.
What were the main findings?: Holding spaghetti and meat sauce at 165°F resulted in better retention of sensory qualities (e.g., texture, flavor) compared to holding at 185°F.. Thiamin content was significantly higher in samples held at 165°F.. Differences between household and foodservice hot-holding methods were also observed in terms of quality degradation.
What research method was used?: Experimental research.
How strong is the evidence?: Evidence strength is rated Strong effect, based on a 2015 journal from K-State Research Exchange (Kansas State University).
What should I do differently in my next project?: When designing or selecting equipment for hot-holding food, specify temperature ranges that are proven to minimize nutrient loss and sensory degradation, such as 165°F for items like spaghetti and meat sauce.
What are the limitations?: The study focused on specific food items (spaghetti and meat sauce) and may not be generalizable to all food products. The specific equipment used for 'household' and 'foodservice' holding methods could influence results.