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CARESTO

Recipe Nutrient calculator
app for a restaurant

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Project overview

The product:

App for a local metropolitan restaurant(Caresto) which
focus is not just on feeding, but on healthy calculated
meals for its customers. Caresto”s target customers are
busy workers and commuters who lack time to prepare
meals for themselves and/or family.

Project duration:

January 2020 to April 2020

project 1
The problem:

Busy commuters and workers lack time to
prepare healthy nutritive and calculated meals
for themselves and their families

The goal:

Design an app for Caresto that helps
customers calculate nutrients, calories and
order healthy dishes

My role:

UX|UI designer designing an app for Caresto
from conception to delivery

Responsibilities:

Conduct interviews, paper and digital
wireframing, Low and high fidelity prototypes,
usability studies, accounting for accessibility,
and iterating on designs

Phone Operator

Understanding User

● User research
● Personas
● Problem statements
● User journey maps
understanding user
summary

Conducted interviews and came up with an empathy map to better understand the users I’m
designing for and their needs. Came up with a couple of personas and the primary group was working adults who don’t have time to cook/can’t cook and have health preferences

 

The research also revealed its not just time which is the factor hindering cooking at home. Some users actually can’t cook and with all the diet health preferences make it even more difficult

pain points

Working adults have
little or no time to
prepare meals

TIME

Commuters and workers
have limited finances to
higher chefs to prepare
healthy meals for them
and and/or their families

Finance

Platforms for ordering
food are not equipped
with assistive tech

Accessibility

Lack of customization,
nutrient and calorie
calculators for users with
diet and health
preferences

IA

Persona: Penjo Baba

Problem statement:

Penjo is a is a busy banker
in a big national bank who
needs easy access to
healthy recipe nutrient
calculated meals because
if he can’t cook himself
and if he doesn’t will have
health complications.

Persona for case study.jpg
journey map for case study.jpg
User journey map

Penjo’s journey map helped
me visualize how useful it’ll
be for users to have and
use Caresto

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Starting
the design

● Paper wireframes
● Digital wireframes
● Low-fidelity prototype
● Usability studies
Paper wireframes

Taking time to iterate on paper different home screens and elements helped come up with wireframes which when digital will be suitable for user pain points. I prioritized on quickly having access to meals the user might like so they go straight to modifying

real wireframe project.jpg
digi frame fr site.jpg

This is so users
can easily order what they already
like

This is so users
can easily order Helps make menu finetuned and direct for faster search what they already like

Button lead to
specific menu
for selected
diets

Digital wireframes

As the initial design stage
continues, i made sure the
digital frame with respect
feedback from research

Digital wireframes

Easing navigation was a priority and also having elements with icons and text to help assistive technology

for site 2.jpg

To ease back
and forth flow

Ease navigation
and screen
reader friendly

low-fi prototype for calculator app.jpg
Low-fidelity prototype

Using digital wireframes, i was
able to create a low fidelity
prototype of the principal user
flow. The flow is selecting a meal,
modifying and ordering meals so
can be used for usability study

 

View Caresto low fidelity
prototype here

findings

I conducted two rounds of usability studies. Findings from the first study helped guide the designs from wireframes to mockups. The second study used a high-fidelity prototype and revealed what aspects of the mockups needed refining.

Round 1 findings

users need clarity on meals selected in menu

users need clear optimization information in calculator

Recipe nutrient calculator is a little
confusing

Round 2 findings

Checkout has unnecessary steps

Recipe nutrient calculator is a little
confusing

Smartphone_12_max_pro_and_three_ui_screen_mouckups.jpg

Refining
the design

● Mockups
● High-fidelity prototype
● Accessibility
Mockups

Early design gives room for some customization. After usability studies and some insights, i added options like add to cart element in menu to help users know what they have selected and that it has been added to cart

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for site 4.jpg
Digital wireframes

Second usability study had some frustrations because of one to many steps in the checkout flow

Mockups
for site 5.jpg
hi-fi prototype case study.jpg
High-fidelity
prototype

The final high fidelity prototype has cleaner and clearer user flow for adding, modifying and calculating recipe nutrition and checkout. It also has more customization and accessibility
 

View Caresto High fidelity
prototype here

Accessibility considerations

Included an option of
variety of language
selection to increase
accessibility of a variety of
users .

Used icons to help ease
navigations.

Added text to imagery
and hierarchy to help with
screen readers for users
who are vision impared.

Business Meeting

Going forward

● Takeaways
● Next steps
starting design
lst
Takeaways
Impact:

Users feel the Caresto actually gives them a
place to order meals with clear preferences to
what they particularly need.

The goal:

With designing Caresto i learnt a lot gets better
as the process goes. And usability studies
really have you iterate on little changes you
missed seeing which intend have great significance.

“The recipe nutrient calculator is good but  it's the ingredients that really get me. Really nice because i can be allergic to olives and not know its in the dish till i have consumed. So knowing and able to modify is a big plus”

Next steps

More usability studies to
be sure all pain points are
met.

More research and user
feedback to determine
more areas of need and
or update.

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Let’s build something meaningful.
Available for remote collaborations worldwide

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Contact

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© 2025 By Mofor Charles

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